{"id":13265,"date":"2024-07-04T18:38:04","date_gmt":"2024-07-04T18:38:04","guid":{"rendered":"https:\/\/dailyai.com\/?p=13265"},"modified":"2024-07-04T23:28:31","modified_gmt":"2024-07-04T23:28:31","slug":"new-ai-model-successfully-identifies-alzheimers-disease-using-speech-analysis","status":"publish","type":"post","link":"https:\/\/dailyai.com\/it\/2024\/07\/new-ai-model-successfully-identifies-alzheimers-disease-using-speech-analysis\/","title":{"rendered":"Un nuovo sistema di intelligenza artificiale identifica con successo la malattia di Alzheimer utilizzando l'analisi del parlato"},"content":{"rendered":"<p><b>Analizzando i modelli di discorso, i ricercatori dell'Universit\u00e0 di Boston hanno sviluppato un sistema di intelligenza artificiale in grado di prevedere con una precisione di quasi 80% se una persona con un lieve deterioramento cognitivo svilupper\u00e0 la malattia di Alzheimer entro sei anni.<\/b><\/p>\n<p><span style=\"font-weight: 400;\">Il <\/span><a href=\"https:\/\/alz-journals.onlinelibrary.wiley.com\/doi\/10.1002\/alz.13886\" target=\"_blank\" rel=\"noopener\"><span style=\"font-weight: 400;\">studio<\/span><\/a><span style=\"font-weight: 400;\">pubblicato sulla rivista Alzheimer's &amp; Dementia, utilizza l'intelligenza artificiale per estrarre informazioni diagnostiche preziose dalle valutazioni cognitive, accelerando la diagnosi di Alzheimer e, di conseguenza, il trattamento.\u00a0<\/span><\/p>\n<p><span style=\"font-weight: 400;\">Il modello di intelligenza artificiale del team ha raggiunto un'accuratezza di 78,5% e una sensibilit\u00e0 di 81,1% nel predire la progressione dal decadimento cognitivo lieve (MCI) alla malattia di Alzheimer in un arco di tempo di sei anni. Questo risultato batte altri test tradizionali e non invasivi.<\/span><\/p>\n<p><span style=\"font-weight: 400;\">Tuttavia, il sistema si basa esclusivamente su dati facilmente ottenibili: il discorso trascritto dalle valutazioni cognitive e le informazioni demografiche di base come l'et\u00e0, il sesso e il livello di istruzione. <\/span><\/p>\n<p><span style=\"font-weight: 400;\">Le valutazioni cognitive, come il Boston Naming Test, prevedono che il medico parli con il paziente. L'audio di questi test viene spesso registrato per ulteriori analisi.\u00a0<\/span><\/p>\n<p><span style=\"font-weight: 400;\">\"Volevamo prevedere cosa sarebbe successo nei prossimi sei anni e abbiamo scoperto che possiamo ragionevolmente fare questa previsione con una sicurezza e un'accuratezza relativamente buone\". <\/span><a href=\"https:\/\/www.bu.edu\/articles\/2024\/new-ai-program-could-predict-alzheimers-disease\/\" target=\"_blank\" rel=\"noopener\"><span style=\"font-weight: 400;\">ha detto Ioannis (Yannis) Paschalidis<\/span><\/a><span style=\"font-weight: 400;\">, direttore del BU Rafik B. Hariri Institute for Computing and Computational Science &amp; Engineering e uno dei ricercatori principali dello studio.<\/span><\/p>\n<p><span style=\"font-weight: 400;\">\"Se si pu\u00f2 prevedere cosa accadr\u00e0, si ha una maggiore opportunit\u00e0 e una finestra temporale per intervenire con i farmaci e cercare almeno di mantenere la stabilit\u00e0 della condizione e prevenire il passaggio a forme pi\u00f9 gravi di demenza\".<\/span><\/p>\n<h2>Per saperne di pi\u00f9 sullo studio<\/h2>\n<p><span style=\"font-weight: 400;\">Ecco come si \u00e8 svolto lo studio:<\/span><\/p>\n<ol>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">Il team di ricerca ha iniziato raccogliendo le registrazioni audio delle valutazioni cognitive di 166 partecipanti con diagnosi di decadimento cognitivo lieve (MCI). Hanno poi seguito questi individui per un periodo di sei anni per determinare chi progrediva verso la malattia di Alzheimer e chi rimaneva stabile.<\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">Il team ha utilizzato una tecnologia avanzata di riconoscimento vocale per trascrivere le registrazioni audio e preparare i dati per l'analisi.\u00a0<\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">Successivamente, i ricercatori hanno applicato sofisticate tecniche di elaborazione del linguaggio naturale per estrarre un'ampia gamma di caratteristiche e modelli linguistici che ritenevano potessero fungere da indicatori del rischio di Alzheimer.<\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\">Hanno poi utilizzato le caratteristiche del parlato e le informazioni demografiche per sviluppare diversi modelli di apprendimento automatico.<\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">Questi modelli di intelligenza artificiale sono stati progettati per prevedere la probabilit\u00e0 che un determinato individuo passi da un lieve deterioramento cognitivo alla malattia di Alzheimer in base ai suoi modelli di linguaggio e alle sue caratteristiche personali.<\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">I modelli hanno raggiunto un'accuratezza di 78,5% e una sensibilit\u00e0 di 81,1% nel prevedere quali partecipanti avrebbero sviluppato l'Alzheimer entro il periodo di studio di sei anni.<\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">In un'analisi finale, il team di ricerca ha identificato i test cognitivi con il maggior potere predittivo del rischio di Alzheimer, come il Boston Naming Test, i test di somiglianza e la Wechsler Adult Intelligence Scale.<\/span><\/li>\n<\/ol>\n<p><span style=\"font-weight: 400;\">\"Il digitale \u00e8 il nuovo sangue\", ha dichiarato Rhoda Au, professore presso la Chobanian &amp; Avedisian School of Medicine della BU e coautore dello studio.\u00a0<\/span><\/p>\n<p><span style=\"font-weight: 400;\">\"\u00c8 possibile raccoglierla, analizzarla per ci\u00f2 che \u00e8 noto oggi, archiviarla e rianalizzarla per qualsiasi novit\u00e0 emerga domani\".<\/span><\/p>\n<p><span style=\"font-weight: 400;\">Uno degli aspetti pi\u00f9 interessanti dello studio \u00e8 che alcune parti delle valutazioni cognitive erano particolarmente predittive del rischio futuro di Alzheimer.\u00a0<\/span><\/p>\n<p><span style=\"font-weight: 400;\">\"La nostra analisi ha rivelato che i subtest relativi a domande demografiche, il Boston Naming Test, i test di somiglianza e la Wechsler Adult Intelligence Scale sono emersi come le principali caratteristiche che guidano le prestazioni del nostro modello\", sottolineano i ricercatori.\u00a0<\/span><\/p>\n<p><span style=\"font-weight: 400;\">Questo potrebbe informare lo sviluppo di valutazioni cognitive pi\u00f9 mirate, semplificando ulteriormente il processo di screening.<\/span><\/p>\n<p><span style=\"font-weight: 400;\">Sebbene i risultati siano promettenti, i ricercatori ammettono la necessit\u00e0 di ulteriori convalide in popolazioni pi\u00f9 ampie e diversificate.\u00a0<\/span><\/p>\n<h2>Il riconoscimento vocale pu\u00f2 aprire le porte alla diagnosi precoce<\/h2>\n<p><span style=\"font-weight: 400;\">L'analisi del parlato si \u00e8 dimostrata una tecnica preziosa per prevedere il morbo di Alzheimer e altre malattie. <\/span><\/p>\n<p><span style=\"font-weight: 400;\">In un <\/span><a href=\"https:\/\/dailyai.com\/it\/2024\/01\/innovative-ai-tool-cognospeak-promises-faster-dementia-diagnosis\/\"><span style=\"font-weight: 400;\">Studio 2020<\/span><\/a><span style=\"font-weight: 400;\"> Analogamente allo studio dell'Universit\u00e0 di Boston, i ricercatori dell'Universit\u00e0 di Sheffield hanno dimostrato la capacit\u00e0 della loro IA di distinguere tra i partecipanti con malattia di Alzheimer o decadimento cognitivo lieve e quelli con disturbo cognitivo funzionale o controlli sani con un'accuratezza dell'86,7%.\u00a0<\/span><\/p>\n<p><span style=\"font-weight: 400;\">I ricercatori dei laboratori Klick hanno anche <\/span><a href=\"https:\/\/dailyai.com\/it\/2023\/10\/researchers-diagnose-diabetes-in-seconds-using-voice-recordings\/\"><span style=\"font-weight: 400;\">sviluppato un modello di intelligenza artificiale<\/span><\/a><span style=\"font-weight: 400;\"> che pu\u00f2 rilevare il diabete di tipo 2 utilizzando brevi registrazioni vocali di soli 6-10 secondi. <\/span><span style=\"font-weight: 400;\">Il diabete avanzato pu\u00f2 avere un impatto sulla voce attraverso il danneggiamento dei nervi, l'alterazione del flusso sanguigno e la secchezza delle fauci, con conseguenti alterazioni rilevabili.\u00a0<\/span><\/p>\n<p><span style=\"font-weight: 400;\">Lo studio ha analizzato 18.000 registrazioni per identificare le sottili differenze acustiche tra individui diabetici e non diabetici. <\/span><\/p>\n<p><span style=\"font-weight: 400;\">Se combinato con fattori come l'et\u00e0 e l'IMC, il modello ha raggiunto un'accuratezza massima di 89% per le donne e 86% per gli uomini.<\/span><\/p>\n<p>L'insieme di questi studi dimostra che i test e i metodi diagnostici non invasivi supportati dall'intelligenza artificiale potrebbero portare a cure pi\u00f9 rapide ed efficaci, anche in assenza di medici specialisti e attrezzature.<\/p>","protected":false},"excerpt":{"rendered":"<p>Analizzando i modelli di discorso, i ricercatori dell'Universit\u00e0 di Boston hanno sviluppato un sistema di intelligenza artificiale in grado di prevedere con una precisione di quasi 80% se una persona con un lieve deterioramento cognitivo svilupper\u00e0 la malattia di Alzheimer entro sei anni. Lo studio, pubblicato sulla rivista Alzheimer's &amp; Dementia, utilizza l'intelligenza artificiale per estrarre informazioni diagnostiche preziose dalle valutazioni cognitive, accelerando la diagnosi di Alzheimer e, di conseguenza, il trattamento.  Il modello di intelligenza artificiale del team ha raggiunto un'accuratezza di 78,5% e una sensibilit\u00e0 di 81,1% nel prevedere la progressione dal decadimento cognitivo lieve (MCI) alla malattia di Alzheimer in un arco di tempo di sei anni. Questo batte altri test tradizionali e non invasivi. Il sistema, tuttavia, si basa su<\/p>","protected":false},"author":2,"featured_media":13269,"comment_status":"closed","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[88],"tags":[353,204,178],"class_list":["post-13265","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-ethics","tag-biology","tag-healthcare","tag-medicine"],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v27.4 - https:\/\/yoast.com\/product\/yoast-seo-wordpress\/ -->\n<title>New AI system successfully identifies Alzheimer&#039;s disease using speech analysis | DailyAI<\/title>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/dailyai.com\/it\/2024\/07\/new-ai-model-successfully-identifies-alzheimers-disease-using-speech-analysis\/\" \/>\n<meta property=\"og:locale\" content=\"it_IT\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"New AI system successfully identifies Alzheimer&#039;s disease using speech analysis | DailyAI\" \/>\n<meta property=\"og:description\" content=\"By analyzing speech patterns, researchers at Boston University have developed an AI system that can predict with nearly 80% accuracy whether someone with mild cognitive impairment will develop Alzheimer&#8217;s disease within six years. The study, published in the journal Alzheimer&#8217;s &amp; Dementia, uses AI to extract valuable diagnostic information from cognitive assessments, accelerating Alzheimer\u2019s diagnosis and, in turn, treatment.\u00a0 The team&#8217;s AI model achieved an accuracy of 78.5% and a sensitivity of 81.1% in predicting progression from mild cognitive impairment (MCI) to Alzheimer&#8217;s disease within a six-year timeframe. This beats other traditional and non-invasive tests. Crucially, though, the system relies\" \/>\n<meta property=\"og:url\" content=\"https:\/\/dailyai.com\/it\/2024\/07\/new-ai-model-successfully-identifies-alzheimers-disease-using-speech-analysis\/\" \/>\n<meta property=\"og:site_name\" content=\"DailyAI\" \/>\n<meta property=\"article:published_time\" content=\"2024-07-04T18:38:04+00:00\" \/>\n<meta property=\"article:modified_time\" content=\"2024-07-04T23:28:31+00:00\" \/>\n<meta property=\"og:image\" content=\"https:\/\/dailyai.com\/wp-content\/uploads\/2024\/07\/DALL\u00b7E-2024-07-04-19.41.55-A-high-quality-landscape-image-of-an-AI-brain-analyzing-speech-patterns-to-identify-Alzheimers-disease.-The-scene-is-simple-and-futuristic-featurin.webp\" \/>\n\t<meta property=\"og:image:width\" content=\"1792\" \/>\n\t<meta property=\"og:image:height\" content=\"1024\" \/>\n\t<meta property=\"og:image:type\" content=\"image\/webp\" \/>\n<meta name=\"author\" content=\"Sam Jeans\" \/>\n<meta name=\"twitter:card\" content=\"summary_large_image\" \/>\n<meta name=\"twitter:creator\" content=\"@DailyAIOfficial\" \/>\n<meta name=\"twitter:site\" content=\"@DailyAIOfficial\" \/>\n<meta name=\"twitter:label1\" content=\"Scritto da\" \/>\n\t<meta name=\"twitter:data1\" content=\"Sam Jeans\" \/>\n\t<meta name=\"twitter:label2\" content=\"Tempo di lettura stimato\" \/>\n\t<meta name=\"twitter:data2\" content=\"4 minuti\" \/>\n<script type=\"application\/ld+json\" class=\"yoast-schema-graph\">{\"@context\":\"https:\\\/\\\/schema.org\",\"@graph\":[{\"@type\":\"NewsArticle\",\"@id\":\"https:\\\/\\\/dailyai.com\\\/2024\\\/07\\\/new-ai-model-successfully-identifies-alzheimers-disease-using-speech-analysis\\\/#article\",\"isPartOf\":{\"@id\":\"https:\\\/\\\/dailyai.com\\\/2024\\\/07\\\/new-ai-model-successfully-identifies-alzheimers-disease-using-speech-analysis\\\/\"},\"author\":{\"name\":\"Sam Jeans\",\"@id\":\"https:\\\/\\\/dailyai.com\\\/#\\\/schema\\\/person\\\/711e81f945549438e8bbc579efdeb3c9\"},\"headline\":\"New AI system successfully identifies Alzheimer&#8217;s disease using speech analysis\",\"datePublished\":\"2024-07-04T18:38:04+00:00\",\"dateModified\":\"2024-07-04T23:28:31+00:00\",\"mainEntityOfPage\":{\"@id\":\"https:\\\/\\\/dailyai.com\\\/2024\\\/07\\\/new-ai-model-successfully-identifies-alzheimers-disease-using-speech-analysis\\\/\"},\"wordCount\":764,\"publisher\":{\"@id\":\"https:\\\/\\\/dailyai.com\\\/#organization\"},\"image\":{\"@id\":\"https:\\\/\\\/dailyai.com\\\/2024\\\/07\\\/new-ai-model-successfully-identifies-alzheimers-disease-using-speech-analysis\\\/#primaryimage\"},\"thumbnailUrl\":\"https:\\\/\\\/dailyai.com\\\/wp-content\\\/uploads\\\/2024\\\/07\\\/DALL\u00b7E-2024-07-04-19.41.55-A-high-quality-landscape-image-of-an-AI-brain-analyzing-speech-patterns-to-identify-Alzheimers-disease.-The-scene-is-simple-and-futuristic-featurin.webp\",\"keywords\":[\"Biology\",\"Healthcare\",\"Medicine\"],\"articleSection\":[\"Ethics &amp; 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When he\u2019s not writing, he can be found reading medical journals or digging through boxes of vinyl records.\",\"sameAs\":[\"https:\\\/\\\/www.linkedin.com\\\/in\\\/sam-jeans-6746b9142\\\/\"],\"url\":\"https:\\\/\\\/dailyai.com\\\/it\\\/author\\\/samjeans\\\/\"}]}<\/script>\n<!-- \/ Yoast SEO plugin. -->","yoast_head_json":{"title":"Un nuovo sistema di intelligenza artificiale identifica con successo la malattia di Alzheimer utilizzando l'analisi del parlato | DailyAI","robots":{"index":"index","follow":"follow","max-snippet":"max-snippet:-1","max-image-preview":"max-image-preview:large","max-video-preview":"max-video-preview:-1"},"canonical":"https:\/\/dailyai.com\/it\/2024\/07\/new-ai-model-successfully-identifies-alzheimers-disease-using-speech-analysis\/","og_locale":"it_IT","og_type":"article","og_title":"New AI system successfully identifies Alzheimer's disease using speech analysis | DailyAI","og_description":"By analyzing speech patterns, researchers at Boston University have developed an AI system that can predict with nearly 80% accuracy whether someone with mild cognitive impairment will develop Alzheimer&#8217;s disease within six years. 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