{"id":2235,"date":"2022-07-12T16:53:40","date_gmt":"2022-07-12T14:53:40","guid":{"rendered":"https:\/\/www.artesian.cloud\/?p=2235"},"modified":"2022-10-04T16:35:31","modified_gmt":"2022-10-04T14:35:31","slug":"estrazione-serie-temporali-bid-ask-matlab-sdk","status":"publish","type":"post","link":"https:\/\/www.artesian.cloud\/it\/estrazione-serie-temporali-bid-ask-matlab-sdk\/","title":{"rendered":"Estrazione Bid Ask [Matlab]"},"content":{"rendered":"\t\t<div data-elementor-type=\"wp-post\" data-elementor-id=\"2235\" class=\"elementor elementor-2235\" data-elementor-post-type=\"post\">\n\t\t\t\t\t\t<section class=\"elementor-section elementor-top-section elementor-element elementor-element-639cabb elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"639cabb\" data-element_type=\"section\" data-e-type=\"section\" data-settings=\"{&quot;jet_parallax_layout_list&quot;:[]}\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-100 elementor-top-column elementor-element elementor-element-313f1a6a\" data-id=\"313f1a6a\" data-element_type=\"column\" data-e-type=\"column\" data-settings=\"{&quot;background_background&quot;:&quot;classic&quot;}\" data-aos=\"fade-in\" data-aos-delay=\"200\" data-aos-duration=\"1000\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-6bb2862 elementor-widget elementor-widget-video\" data-id=\"6bb2862\" data-element_type=\"widget\" data-e-type=\"widget\" data-settings=\"{&quot;youtube_url&quot;:&quot;https:\\\/\\\/youtu.be\\\/sgNO8ozv-JM&quot;,&quot;video_type&quot;:&quot;youtube&quot;,&quot;controls&quot;:&quot;yes&quot;}\" data-widget_type=\"video.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t<div class=\"elementor-wrapper elementor-open-inline\">\n\t\t\t<div class=\"elementor-video\"><\/div>\t\t<\/div>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-6382f254 elementor-blockquote--skin-boxed elementor-widget elementor-widget-blockquote\" data-id=\"6382f254\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"blockquote.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t<blockquote class=\"elementor-blockquote\">\n\t\t\t<p class=\"elementor-blockquote__content\">\n\t\t\t\tUn tutorial su come estrarre passo dopo passo le serie temporali Bid Ask con l'SDK Matlab.\t\t\t<\/p>\n\t\t\t\t\t<\/blockquote>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t<section class=\"elementor-section elementor-top-section elementor-element elementor-element-3bd3d488 elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"3bd3d488\" data-element_type=\"section\" data-e-type=\"section\" data-settings=\"{&quot;jet_parallax_layout_list&quot;:[]}\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-100 elementor-top-column elementor-element elementor-element-7a94f131\" data-id=\"7a94f131\" data-element_type=\"column\" data-e-type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-685b2b6e elementor-widget elementor-widget-text-editor\" data-id=\"685b2b6e\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p><span style=\"font-weight: 400;\">Artesian ti permette di avere un accesso semplice allo storico dei dati .<\/span><\/p><p><span style=\"font-weight: 400;\">Vediamo passo passo come procedere.<\/span><\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-714f18d4 elementor-widget elementor-widget-heading\" data-id=\"714f18d4\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<h3 class=\"elementor-heading-title elementor-size-default\">Obiettivo<\/h3>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-5c37d9f2 elementor-widget elementor-widget-heading\" data-id=\"5c37d9f2\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<h3 class=\"elementor-heading-title elementor-size-default\">Estrarre i dati di un Bid Ask Time Serie Market Data.<br><\/h3>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-7e0b9828 elementor-widget elementor-widget-text-editor\" data-id=\"7e0b9828\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p><span style=\"font-weight: 400;\">I dati e i link di riferimento sono fittizi, creati appositamente per questo case. In Artesian \u00e8 possibile estrarre qualsiasi dato che sia riconducibile a una Time Serie.<\/span><\/p><p><span style=\"font-weight: 400;\">Vediamo passo per passo come procedere.<\/span><\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-0548d6c elementor-widget elementor-widget-image\" data-id=\"0548d6c\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"image.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<img fetchpriority=\"high\" decoding=\"async\" width=\"1920\" height=\"1080\" src=\"https:\/\/www.artesian.cloud\/wp-content\/uploads\/2022\/07\/Snapshot_298.png\" class=\"attachment-full size-full wp-image-2289\" alt=\"\" srcset=\"https:\/\/www.artesian.cloud\/wp-content\/uploads\/2022\/07\/Snapshot_298.png 1920w, https:\/\/www.artesian.cloud\/wp-content\/uploads\/2022\/07\/Snapshot_298-300x169.png 300w, https:\/\/www.artesian.cloud\/wp-content\/uploads\/2022\/07\/Snapshot_298-1024x576.png 1024w, https:\/\/www.artesian.cloud\/wp-content\/uploads\/2022\/07\/Snapshot_298-768x432.png 768w, https:\/\/www.artesian.cloud\/wp-content\/uploads\/2022\/07\/Snapshot_298-1536x864.png 1536w\" sizes=\"(max-width: 1920px) 100vw, 1920px\" \/>\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t<section class=\"elementor-section elementor-top-section elementor-element elementor-element-340bf3fa elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"340bf3fa\" data-element_type=\"section\" data-e-type=\"section\" data-settings=\"{&quot;jet_parallax_layout_list&quot;:[]}\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-100 elementor-top-column elementor-element elementor-element-25e3878b\" data-id=\"25e3878b\" data-element_type=\"column\" data-e-type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-cf8e867 elementor-widget elementor-widget-heading\" data-id=\"cf8e867\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<h3 class=\"elementor-heading-title elementor-size-default\">Importazione e configurazione di Artesian<\/h3>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-2c9fe60a elementor-widget elementor-widget-text-editor\" data-id=\"2c9fe60a\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p>La prima cosa da fare per poter utilizzare tutte le funzionalit\u00e0 di Artesian \u00e8 autenticarsi. Per fare ci\u00f2 dobbiamo installare il toolbox di Artesian che \u00e8 fondamentale per istanziare l\u2019autenticazione verso il servizio (linea 1 dello script) e successivamente per leggere i dati.<\/p><p>Una volta installato il toolbox, possiamo configurare Artesian, inserendo il link necessario e l\u2019api-key.<\/p><p><span style=\"color: var( --e-global-color-text ); font-family: var( --e-global-typography-text-font-family ), Sans-serif; font-size: var( --e-global-typography-text-font-size ); font-weight: var( --e-global-typography-text-font-weight );\">Per poter ottenere questi due dati importanti, si pu\u00f2 far riferimento al tutorial \u201c<a href=\"https:\/\/youtu.be\/rUxuLLEZcb8\">Come Configurare Artesian Matlab SDK<\/a><\/span><span style=\"color: var( --e-global-color-text ); font-family: var( --e-global-typography-text-font-family ), Sans-serif; font-size: var( --e-global-typography-text-font-size ); font-weight: var( --e-global-typography-text-font-weight );\">\u201c.\u00a0<\/span><\/p><p><span style=\"color: var( --e-global-color-text ); font-family: var( --e-global-typography-text-font-family ), Sans-serif; font-size: var( --e-global-typography-text-font-size ); font-weight: var( --e-global-typography-text-font-weight );\">Terminata la configurazione di Artesian, possiamo configurare il Query Service (linea 3)<\/span><\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-7f44cab elementor-widget elementor-widget-code-highlight\" data-id=\"7f44cab\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"code-highlight.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t<div class=\"prismjs-default copy-to-clipboard \">\n\t\t\t<pre data-line=\"\" class=\"highlight-height language-javascript line-numbers\">\n\t\t\t\t<code readonly=\"true\" class=\"language-javascript\">\n\t\t\t\t\t<xmp>\ncfg = ArtesianServiceConfig(\"https:\/\/arkive.artesian.cloud\/{tenantName}\/\", \"{api-key}\")\n\nqs = QueryService(cfg)<\/xmp>\n\t\t\t\t<\/code>\n\t\t\t<\/pre>\n\t\t<\/div>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-34b4ffb elementor-widget elementor-widget-heading\" data-id=\"34b4ffb\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<h3 class=\"elementor-heading-title elementor-size-default\"><br>La creazione dell'estrazione Bid Ask<\/h3>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-eb5996b elementor-widget elementor-widget-heading\" data-id=\"eb5996b\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<h2 class=\"elementor-heading-title elementor-size-default\"><p style=\"white-space: normal\">Una volta configurato Artesian e il Query Service, possiamo iniziare a pensare a quali dati vogliamo estrarre e a come li vogliamo estrarre.<\/p><p style=\"white-space: normal\">L\u2019informazione di base da avere per poter effettuare una estrazione da Artesian \u00e8 l\u2019ID o una lista di ID relativa ai Market Data di interesse, questa pu\u00f2 essere facilmente ottenuta tramite la UI.<span style=\"color: var( --e-global-color-primary );white-space: pre-wrap\"><\/span><\/p><\/h2>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-6415cee elementor-widget elementor-widget-heading\" data-id=\"6415cee\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<h2 class=\"elementor-heading-title elementor-size-default\">Parametri fondamentali da decidere<\/h2>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-3a39f0b elementor-widget elementor-widget-text-editor\" data-id=\"3a39f0b\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p><span style=\"color: var( --e-global-color-text ); font-family: var( --e-global-typography-text-font-family ), Sans-serif; font-size: var( --e-global-typography-text-font-size ); font-weight: var( --e-global-typography-text-font-weight );\">Una volta ottenuti gli ID che ci interessa estrarre possiamo iniziare a valutare come li vogliamo estrarre. I parametri fondamentali da decidere sono:<\/span><\/p>\n<p><span style=\"color: var( --e-global-color-text ); font-family: var( --e-global-typography-text-font-family ), Sans-serif; font-size: var( --e-global-typography-text-font-size ); font-weight: var( --e-global-typography-text-font-weight );\">Il&nbsp;<\/span><span style=\"color: var( --e-global-color-text ); font-family: var( --e-global-typography-text-font-family ), Sans-serif; font-size: var( --e-global-typography-text-font-size );\"><span style=\"font-weight: 700;\">Time Range<\/span><\/span><span style=\"color: var( --e-global-color-text ); font-family: var( --e-global-typography-text-font-family ), Sans-serif; font-size: var( --e-global-typography-text-font-size ); font-weight: var( --e-global-typography-text-font-weight );\">&nbsp;di estrazione: Artesian mette a disposizione varie possibilit\u00e0, per ognuna di esse va considerato che il riferimento temporale di fine estrazione \u00e8 sempre<\/span><span style=\"color: var( --e-global-color-text ); font-family: var( --e-global-typography-text-font-family ), Sans-serif; font-size: var( --e-global-typography-text-font-size ); font-weight: var( --e-global-typography-text-font-weight );\">&nbsp;<\/span><span style=\"color: var( --e-global-color-text ); font-family: var( --e-global-typography-text-font-family ), Sans-serif; font-size: var( --e-global-typography-text-font-size ); font-weight: bolder;\">esclusivo.&nbsp;<\/span><span style=\"color: var( --e-global-color-text ); font-family: var( --e-global-typography-text-font-family ), Sans-serif; font-size: var( --e-global-typography-text-font-size ); font-weight: var( --e-global-typography-text-font-weight );\">Per questo specifico esempio, consideriamo l&#8217;AbsoluteDateRange(&#8220;2022-06-08&#8243;,&#8221;2022-06-29&#8221;).<\/span><span style=\"color: var( --e-global-color-text ); font-family: var( --e-global-typography-text-font-family ), Sans-serif; font-size: var( --e-global-typography-text-font-size ); font-weight: var( --e-global-typography-text-font-weight );\"><br><\/span><\/p>\n<p><span style=\"color: var( --e-global-color-text ); font-family: var( --e-global-typography-text-font-family ), Sans-serif; font-size: var( --e-global-typography-text-font-size ); font-weight: var( --e-global-typography-text-font-weight );\">La&nbsp;<\/span><span style=\"color: var( --e-global-color-text ); font-family: var( --e-global-typography-text-font-family ), Sans-serif; font-size: var( --e-global-typography-text-font-size );\"><span style=\"font-weight: bolder;\">TimeZone<\/span><\/span><span style=\"color: var( --e-global-color-text ); font-family: var( --e-global-typography-text-font-family ), Sans-serif; font-size: var( --e-global-typography-text-font-size ); font-weight: var( --e-global-typography-text-font-weight );\">&nbsp;di estrazione del dato pu\u00f2 essere selezionata a seconda del proprio interesse, Artesian si occuper\u00e0 di convertire i dati se necessario.<\/span><span style=\"color: var( --e-global-color-text ); font-family: var( --e-global-typography-text-font-family ), Sans-serif; font-size: var( --e-global-typography-text-font-size ); font-weight: var( --e-global-typography-text-font-weight );\"><br><\/span><\/p>\n<p>Il&nbsp;<span style=\"font-weight: bold;\">Prodotto&nbsp;<\/span>che si vuole estrarre: Artesian permette di usare la nomenclatura Assoluta, nel caso si sia interessato a un prodotto specifico (es: \u201cFeb-22\u201d) o la nomenclatura&nbsp;relativa,&nbsp;<span style=\"color: var( --e-global-color-text ); font-family: var( --e-global-typography-text-font-family ), Sans-serif; font-size: var( --e-global-typography-text-font-size ); font-weight: var( --e-global-typography-text-font-weight );\">nel caso in cui si voglia avere un prodotto sempre differente in base alla report date osservata (es: \u201cM+1\u201d corrisponde al prodotto \u201cApr-22\u201d quando estrai dei dati in Marzo&nbsp;<\/span><span style=\"color: var( --e-global-color-text ); font-family: var( --e-global-typography-text-font-family ), Sans-serif; font-size: var( --e-global-typography-text-font-size ); font-weight: var( --e-global-typography-text-font-weight );\">2022<\/span><span style=\"color: var( --e-global-color-text ); font-family: var( --e-global-typography-text-font-family ), Sans-serif; font-size: var( --e-global-typography-text-font-size ); font-weight: var( --e-global-typography-text-font-weight );\">, mentre diventer\u00e0 \u201cMay-22\u201d quando estrai dei dati ad Aprile 2022)<\/span>.&nbsp;<span style=\"color: var( --e-global-color-text ); font-family: var( --e-global-typography-text-font-family ), Sans-serif; font-size: var( --e-global-typography-text-font-size ); font-weight: var( --e-global-typography-text-font-weight );\">Altra casistica supportata riguarda i prodotti \u201cSpeciali\u201d come ad esempio il DA, BOM, WD, etc.<\/span><span style=\"color: var( --e-global-color-text ); font-family: var( --e-global-typography-text-font-family ), Sans-serif; font-size: var( --e-global-typography-text-font-size ); font-weight: var( --e-global-typography-text-font-weight );\">&nbsp;<\/span><span style=\"color: var( --e-global-color-text ); font-family: var( --e-global-typography-text-font-family ), Sans-serif; font-size: var( --e-global-typography-text-font-size ); font-weight: var( --e-global-typography-text-font-weight );\">Per un dettaglio maggiore sulla sintassi da usare per i prodotti consigliamo di utilizzare la&nbsp;<\/span><a href=\"https:\/\/portal.artesian.cloud\/\" style=\"font-family: var( --e-global-typography-text-font-family ), Sans-serif; font-size: var( --e-global-typography-text-font-size ); font-weight: var( --e-global-typography-text-font-weight ); background-color: rgb(255, 255, 255);\">UI<\/a><span style=\"color: var( --e-global-color-text ); font-family: var( --e-global-typography-text-font-family ), Sans-serif; font-size: var( --e-global-typography-text-font-size ); font-weight: var( --e-global-typography-text-font-weight );\">&nbsp;e simulare una estrazione con essa.<\/span><\/p>\n<p><span style=\"color: var( --e-global-color-text ); font-family: var( --e-global-typography-text-font-family ), Sans-serif; font-size: var( --e-global-typography-text-font-size ); font-weight: var( --e-global-typography-text-font-weight );\">Una volta stabiliti i parametri di base della nostra estrazione, la si pu\u00f2 lanciare e visionare i dati ottenuti.&nbsp;<\/span><br><\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-1c58a47 elementor-widget elementor-widget-code-highlight\" data-id=\"1c58a47\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"code-highlight.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t<div class=\"prismjs-default copy-to-clipboard \">\n\t\t\t<pre data-line=\"\" class=\"highlight-height language-javascript line-numbers\">\n\t\t\t\t<code readonly=\"true\" class=\"language-javascript\">\n\t\t\t\t\t<xmp>q = qs.createBidAsk()...\n     .ForMarketData([100086916,100086917])...\n     .ForProducts([\"D+1\",\"Feb-22\"])...\n     .InAbsoluteDateRange(\"2022-06-08\",\"2022-06-29\")...\n     .Execute()<\/xmp>\n\t\t\t\t<\/code>\n\t\t\t<\/pre>\n\t\t<\/div>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-c2a6774 elementor-widget elementor-widget-heading\" data-id=\"c2a6774\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<h3 class=\"elementor-heading-title elementor-size-default\">Altre opzioni per l'estrazione dei dati<\/h3>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-30f5371 elementor-widget elementor-widget-text-editor\" data-id=\"30f5371\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p>\u00a0<\/p><p>Relativamente alla selezione dei range di estrazione, Artesian supporta le seguenti opzioni:\u00a0<\/p><p>&#8220;<b>AbsoluteDateRange<\/b>&#8221; \u00e8 un arco di tempo determinato assoluto (es.:\u00a0 dal &#8220;2018-08-01&#8221; al &#8220;2018-08-13&#8221;\u00a0<span style=\"color: var( --e-global-color-text ); font-family: var( --e-global-typography-text-font-family ), Sans-serif; font-size: var( --e-global-typography-text-font-size ); font-weight: var( --e-global-typography-text-font-weight );\">ti permetter\u00e0 di estrarre i dati dal\u00a0<\/span><span style=\"color: var( --e-global-color-text ); font-family: var( --e-global-typography-text-font-family ), Sans-serif; font-size: var( --e-global-typography-text-font-size ); font-weight: var( --e-global-typography-text-font-weight );\">\u201c2018-08-01\u201d al \u201c2018-08-12\u201d<\/span><span style=\"color: var( --e-global-color-text ); font-family: var( --e-global-typography-text-font-family ), Sans-serif; font-size: var( --e-global-typography-text-font-size ); font-weight: var( --e-global-typography-text-font-weight );\">)<\/span>.\u00a0<\/p><p>&#8220;<b>RelativePeriod<\/b>&#8221; rappresenta un arco di tempo relativo,<span style=\"color: var( --e-global-color-text ); font-family: var( --e-global-typography-text-font-family ), Sans-serif; font-size: var( --e-global-typography-text-font-size ); font-weight: var( --e-global-typography-text-font-weight );\">\u00a0precedente\u00a0<\/span><span style=\"color: var( --e-global-color-text ); font-family: var( --e-global-typography-text-font-family ), Sans-serif; font-size: var( --e-global-typography-text-font-size ); font-weight: var( --e-global-typography-text-font-weight );\">o successivo ad oggi\u00a0<\/span><span style=\"color: var( --e-global-color-text ); font-family: var( --e-global-typography-text-font-family ), Sans-serif; font-size: var( --e-global-typography-text-font-size ); font-weight: var( --e-global-typography-text-font-weight );\">(es.: Considerando che oggi sia il &#8220;2021-03-31&#8221; richiedere il period &#8220;P-5D&#8221; significher\u00e0 estrarre i dati dal &#8220;2021-03-26&#8221; al &#8220;2021-03-30&#8221;. Richiedendo il period &#8220;P5D&#8221; significher\u00e0 estrarre i dati dal &#8220;2021-03-31&#8221; al &#8220;2021-04-04&#8221;<\/span><span style=\"color: var( --e-global-color-text ); font-family: var( --e-global-typography-text-font-family ), Sans-serif; font-size: var( --e-global-typography-text-font-size ); font-weight: var( --e-global-typography-text-font-weight );\">)<\/span><span style=\"color: var( --e-global-color-text ); font-family: var( --e-global-typography-text-font-family ), Sans-serif; font-size: var( --e-global-typography-text-font-size ); font-weight: var( --e-global-typography-text-font-weight );\">. Per la sintassi \u00e8 possibile fare riferimento allo standard\u00a0<a href=\"https:\/\/en.wikipedia.org\/wiki\/ISO_8601#:~:text=reduced%20precision%20format.-,Durations,-%5Bedit%5D\">ISO8601<\/a>, oltre al semplice \u201cRelativePeriod\u201d \u00e8 possibile usare il \u201c<\/span><span style=\"color: var( --e-global-color-text ); font-family: var( --e-global-typography-text-font-family ), Sans-serif; font-size: var( --e-global-typography-text-font-size );\"><b>RelativePeriodRange<\/b><\/span><span style=\"color: var( --e-global-color-text ); font-family: var( --e-global-typography-text-font-family ), Sans-serif; font-size: var( --e-global-typography-text-font-size ); font-weight: var( --e-global-typography-text-font-weight );\">\u201d\u00a0<\/span><span style=\"color: var( --e-global-color-text ); font-family: var( --e-global-typography-text-font-family ), Sans-serif; font-size: var( --e-global-typography-text-font-size ); font-weight: var( --e-global-typography-text-font-weight );\">(es: da \u201cP-5D\u201d a\u00a0<\/span><span style=\"color: var( --e-global-color-text ); font-family: var( --e-global-typography-text-font-family ), Sans-serif; font-size: var( --e-global-typography-text-font-size ); font-weight: var( --e-global-typography-text-font-weight );\">\u201cP5D\u201d\u00a0<\/span><span style=\"color: var( --e-global-color-text ); font-family: var( --e-global-typography-text-font-family ), Sans-serif; font-size: var( --e-global-typography-text-font-size ); font-weight: var( --e-global-typography-text-font-weight );\">estrarr\u00e0 i dati dal &#8220;2021-03-26&#8221; al &#8220;2021-04-04&#8221;).<\/span><\/p><p><span style=\"color: var( --e-global-color-text ); font-family: var( --e-global-typography-text-font-family ), Sans-serif; font-size: var( --e-global-typography-text-font-size ); font-weight: var( --e-global-typography-text-font-weight );\">&#8220;<\/span><span style=\"color: var( --e-global-color-text ); font-family: var( --e-global-typography-text-font-family ), Sans-serif; font-size: var( --e-global-typography-text-font-size );\"><b>RelativeInterval<\/b><\/span><span style=\"color: var( --e-global-color-text ); font-family: var( --e-global-typography-text-font-family ), Sans-serif; font-size: var( --e-global-typography-text-font-size ); font-weight: var( --e-global-typography-text-font-weight );\">&#8221; \u00e8 un arco di tempo &#8220;rolling&#8221; a dimensione fissa. Le possibili opzioni sono: &#8220;RollingWeek&#8221;, &#8220;RollingMonth&#8221;, &#8220;RollingQuarter&#8221; o &#8220;RollingYear&#8221; ovvero gli ultimi 7, 30, 90, 365 giorni di dati (con il giorno in corso incluso);\u00a0 &#8220;WeekToDate&#8221;, &#8220;MonthToDate&#8221;, &#8220;QuarterToDate&#8221; o &#8220;YearToDate&#8221; ovvero considerando dal giorno in corso a inizio settimana, mese o anno.\u00a0<\/span><\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-4381ba2 elementor-widget elementor-widget-code-highlight\" data-id=\"4381ba2\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"code-highlight.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t<div class=\"prismjs-default copy-to-clipboard \">\n\t\t\t<pre data-line=\"\" class=\"highlight-height language-javascript line-numbers\">\n\t\t\t\t<code readonly=\"true\" class=\"language-javascript\">\n\t\t\t\t\t<xmp>   .InAbsoluteDateRange(\"2022-03-06\",\"2022-03-07\")\r\n   .InRelativeInterval(RelativeInterval.RollingWeek)\r\n   .InRelativePeriod(\"P5D\")\r\n   .InRelativePeriodRange(\"P-3D\",\"P10D\")\r\n        <\/xmp>\n\t\t\t\t<\/code>\n\t\t\t<\/pre>\n\t\t<\/div>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-8b99f1d elementor-widget elementor-widget-text-editor\" data-id=\"8b99f1d\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p><span style=\"color: var( --e-global-color-text ); font-family: var( --e-global-typography-text-font-family ), Sans-serif; font-size: var( --e-global-typography-text-font-size ); font-weight: var( --e-global-typography-text-font-weight );\">&nbsp;<\/span><\/p>\n<p><span style=\"color: var( --e-global-color-text ); font-family: var( --e-global-typography-text-font-family ), Sans-serif; font-size: var( --e-global-typography-text-font-size ); font-weight: var( --e-global-typography-text-font-weight );\">Oltre a quelle menzionate precedentemente, Artesian offre anche la possibilit\u00e0 di applicare un filling ai dati in modo da gestire eventuali dati mancanti.&nbsp;&nbsp;<\/span>Le possibili opzioni sono:<\/p>\n<p><b>FillNull()<\/b> : un&#8217;operazione di default che ritorna nell&#8217;estrazione anche i valori vuoti (null).<\/p>\n<p><b>FillNone()<\/b> : un&#8217;operazione che non ritorna nell&#8217;estrazione i valori vuoti (null).<\/p>\n<p><b>FillLatestValue(5)<\/b> : un&#8217;operazione che ritorna nell&#8217;estrazione l&#8217;ultimo valore disponibile rispetto al periodo indicato nella chiamata, in questo caso &#8220;5&#8221; giorni indietro.<\/p>\n<p><b>FillCustomValue() <\/b>: un&#8217;operazione che applica nell&#8217;estrazione un valore custom al posto dei valori mancanti (null). Questi valori possono essere applicati al miglior Bid, miglior Ask, alla quantit\u00e0 associata al miglior Bid,&nbsp;<span style=\"color: var( --e-global-color-text ); font-family: var( --e-global-typography-text-font-family ), Sans-serif; font-size: var( --e-global-typography-text-font-size ); font-weight: var( --e-global-typography-text-font-weight );\">alla quantit\u00e0 associata al miglior Ask<\/span><span style=\"color: var( --e-global-color-text ); font-family: var( --e-global-typography-text-font-family ), Sans-serif; font-size: var( --e-global-typography-text-font-size ); font-weight: var( --e-global-typography-text-font-weight );\">, al prezzo dell&#8217;ultimo trade chiuso, al volume dell&#8217;ultimo trade chiuso.<\/span><\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-dd8e36a elementor-widget elementor-widget-code-highlight\" data-id=\"dd8e36a\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"code-highlight.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t<div class=\"prismjs-default copy-to-clipboard \">\n\t\t\t<pre data-line=\"\" class=\"highlight-height language-javascript line-numbers\">\n\t\t\t\t<code readonly=\"true\" class=\"language-javascript\">\n\t\t\t\t\t<xmp>.WithFillNull()\r\n   .WithFillNone()\r\n   .WithFillLatestValue(\"P5D\")\r\n   .WithFillCustomValue(\r\n        bestBidPrice=15.0,\r\n        bestAskPrice=20.0,\r\n        bestBidQuantity=40.0,\r\n        bestAskQuantity=45.0,\r\n        lastPrice=50.0,\r\n        lastQuantity=65.0)\\<\/xmp>\n\t\t\t\t<\/code>\n\t\t\t<\/pre>\n\t\t<\/div>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-a8fdadf elementor-widget elementor-widget-image\" data-id=\"a8fdadf\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"image.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<img decoding=\"async\" width=\"1920\" height=\"1080\" src=\"https:\/\/www.artesian.cloud\/wp-content\/uploads\/2022\/07\/Snapshot_301.png\" class=\"attachment-full size-full wp-image-2291\" alt=\"\" srcset=\"https:\/\/www.artesian.cloud\/wp-content\/uploads\/2022\/07\/Snapshot_301.png 1920w, https:\/\/www.artesian.cloud\/wp-content\/uploads\/2022\/07\/Snapshot_301-300x169.png 300w, https:\/\/www.artesian.cloud\/wp-content\/uploads\/2022\/07\/Snapshot_301-1024x576.png 1024w, https:\/\/www.artesian.cloud\/wp-content\/uploads\/2022\/07\/Snapshot_301-768x432.png 768w, https:\/\/www.artesian.cloud\/wp-content\/uploads\/2022\/07\/Snapshot_301-1536x864.png 1536w\" sizes=\"(max-width: 1920px) 100vw, 1920px\" \/>\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-396f687 elementor-widget elementor-widget-heading\" data-id=\"396f687\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<h3 class=\"elementor-heading-title elementor-size-default\"><br>Alternativa all'estrazione in SDK<\/h3>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-fdf9ede elementor-widget elementor-widget-text-editor\" data-id=\"fdf9ede\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p>In alternativa all&#8217;estrazione in SDK, possiamo estrarre i dati direttamente da portale in formato Excell.<\/p><p>\u00a0<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-4bf5e03 elementor-widget elementor-widget-image\" data-id=\"4bf5e03\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"image.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<img decoding=\"async\" width=\"1920\" height=\"1080\" src=\"https:\/\/www.artesian.cloud\/wp-content\/uploads\/2022\/07\/Snapshot_299.png\" class=\"attachment-full size-full wp-image-2293\" alt=\"\" srcset=\"https:\/\/www.artesian.cloud\/wp-content\/uploads\/2022\/07\/Snapshot_299.png 1920w, https:\/\/www.artesian.cloud\/wp-content\/uploads\/2022\/07\/Snapshot_299-300x169.png 300w, https:\/\/www.artesian.cloud\/wp-content\/uploads\/2022\/07\/Snapshot_299-1024x576.png 1024w, https:\/\/www.artesian.cloud\/wp-content\/uploads\/2022\/07\/Snapshot_299-768x432.png 768w, https:\/\/www.artesian.cloud\/wp-content\/uploads\/2022\/07\/Snapshot_299-1536x864.png 1536w\" sizes=\"(max-width: 1920px) 100vw, 1920px\" \/>\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t<section class=\"elementor-section elementor-top-section elementor-element elementor-element-99dd8c5 elementor-section-full_width art-row-half-max-width-reverse elementor-section-height-default elementor-section-height-default\" data-id=\"99dd8c5\" data-element_type=\"section\" data-e-type=\"section\" data-settings=\"{&quot;background_background&quot;:&quot;classic&quot;,&quot;jet_parallax_layout_list&quot;:[]}\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-50 elementor-top-column elementor-element elementor-element-8a86e95\" data-id=\"8a86e95\" data-element_type=\"column\" data-e-type=\"column\" data-aos=\"fade-right\" data-aos-delay=\"200\" data-aos-duration=\"1000\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-0393542 elementor-widget elementor-widget-heading\" data-id=\"0393542\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<h3 class=\"elementor-heading-title elementor-size-default\">Basta eseguire l\u2019operazione una sola volta per poi averla completamente riproducibile e automatizzata nel nostro workflow. <\/h3>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t<div class=\"elementor-column elementor-col-50 elementor-top-column elementor-element elementor-element-935e923\" data-id=\"935e923\" data-element_type=\"column\" data-e-type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-cb78dab elementor-widget elementor-widget-text-editor\" data-id=\"cb78dab\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p><span style=\"font-weight: 400;\">Questo non solo permette di risparmiare tempo, ma permette anche di ridurre al minimo gli errori umani dati dall\u2019eseguire operazioni ripetute su grandi moli di dati o su diversi file Excel.\u00a0<\/span><\/p><p><span style=\"font-weight: 400;\">Un vantaggio innegabile che ci consente di <strong>focalizzarci sull\u2019analisi del dato invece che sulla sua gestione e ottimizzazione. <\/strong><\/span><\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t<section class=\"elementor-section elementor-top-section elementor-element elementor-element-544f8fc elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"544f8fc\" data-element_type=\"section\" data-e-type=\"section\" data-settings=\"{&quot;jet_parallax_layout_list&quot;:[]}\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-100 elementor-top-column elementor-element elementor-element-0156042\" data-id=\"0156042\" data-element_type=\"column\" data-e-type=\"column\" data-settings=\"{&quot;background_background&quot;:&quot;classic&quot;}\" data-aos=\"fade-right\" data-aos-delay=\"200\" data-aos-duration=\"1000\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t<div class=\"elementor-background-overlay\"><\/div>\n\t\t\t\t\t\t<section class=\"elementor-section elementor-inner-section elementor-element elementor-element-63a66c6 elementor-section-full_width elementor-section-height-default elementor-section-height-default\" data-id=\"63a66c6\" data-element_type=\"section\" data-e-type=\"section\" data-settings=\"{&quot;jet_parallax_layout_list&quot;:[]}\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-50 elementor-inner-column elementor-element elementor-element-9c8bb3f\" data-id=\"9c8bb3f\" data-element_type=\"column\" data-e-type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-34e2f99 elementor-widget elementor-widget-heading\" data-id=\"34e2f99\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<h3 class=\"elementor-heading-title elementor-size-default\"><a href=\"https:\/\/www.artesian.cloud\/free-trial\/\">Vuoi saperne di pi\u00f9?<br> Attiva ora il free trial <\/a><\/h3>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t<div class=\"elementor-column elementor-col-50 elementor-inner-column elementor-element elementor-element-f606e6b\" data-id=\"f606e6b\" data-element_type=\"column\" data-e-type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-a85ddad elementor-widget elementor-widget-image\" data-id=\"a85ddad\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"image.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<a href=\"https:\/\/www.artesian.cloud\/free-trial\/\">\n\t\t\t\t\t\t\t<img loading=\"lazy\" decoding=\"async\" width=\"1\" height=\"1\" src=\"https:\/\/www.artesian.cloud\/wp-content\/uploads\/2021\/06\/Vector-li.svg\" class=\"attachment-large size-large wp-image-797\" alt=\"\" \/>\t\t\t\t\t\t\t\t<\/a>\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t<\/div>\n\t\t","protected":false},"excerpt":{"rendered":"<p>Un tutorial su come estrarre passo dopo passo le serie temporali Bid Ask con l&#8217;SDK Matlab. Artesian ti permette di avere un accesso semplice allo storico dei dati . Vediamo passo passo come procedere. Obiettivo Estrarre i dati di un Bid Ask Time Serie Market Data. I dati e i link di riferimento sono fittizi, [&hellip;]<\/p>\n","protected":false},"author":9,"featured_media":2505,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[33,29],"tags":[],"class_list":["post-2235","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-matlab","category-video-tutorial"],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v27.6 - https:\/\/yoast.com\/product\/yoast-seo-wordpress\/ -->\n<title>Estrazione Bid Ask [Matlab] - Artesian<\/title>\n<meta name=\"description\" content=\"Estrai con facilit\u00e0 dati Serie Temporali Bid Ask da Artesian tramite la SDK Matlab e il nostro semplice tutorial\" \/>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/www.artesian.cloud\/bid-ask-extraction-matlab\/\" \/>\n<meta property=\"og:locale\" content=\"it_IT\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"Estrazione Bid Ask [Matlab] - 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