{"id":393692,"date":"2017-06-28T00:00:56","date_gmt":"2017-06-28T07:00:56","guid":{"rendered":"https:\/\/www.microsoft.com\/en-us\/research\/?post_type=msr-research-item&#038;p=393692"},"modified":"2018-10-16T19:59:10","modified_gmt":"2018-10-17T02:59:10","slug":"isotonic-conditional-random-fields-local-sentiment-flow","status":"publish","type":"msr-research-item","link":"https:\/\/www.microsoft.com\/en-us\/research\/publication\/isotonic-conditional-random-fields-local-sentiment-flow\/","title":{"rendered":"Isotonic Conditional Random Fields and Local Sentiment Flow"},"content":{"rendered":"<p>We examine the problem of predicting local sentiment \ufb02ow in documents, and its application to several areas of text analysis. Formally, the problem is stated as predicting an ordinal sequence based on a sequence of word sets. In the spirit of isotonic regression, we develop a variant of conditional random \ufb01elds that is well suited to handle this problem. Using the M{<span class=\"kwd\">\\&#8221;<\/span>o}bius transform, we express the model as a simple convex optimization problem. Experiments demonstrate the model and its applications to sentiment prediction, style analysis, and text summarization.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>We examine the problem of predicting local sentiment \ufb02ow in documents, and its application to several areas of text analysis. Formally, the problem is stated as predicting an ordinal sequence based on a sequence of word sets. In the spirit of isotonic regression, we develop a variant of conditional random \ufb01elds that is well suited [&hellip;]<\/p>\n","protected":false},"featured_media":0,"template":"","meta":{"msr-url-field":"","msr-podcast-episode":"","msrModifiedDate":"","msrModifiedDateEnabled":false,"ep_exclude_from_search":false,"footnotes":""},"msr-content-type":[3],"msr-research-highlight":[],"research-area":[13556,13545],"msr-publication-type":[193716],"msr-product-type":[],"msr-focus-area":[],"msr-platform":[],"msr-download-source":[],"msr-locale":[268875],"msr-field-of-study":[],"msr-conference":[],"msr-journal":[],"msr-impact-theme":[],"msr-pillar":[],"class_list":["post-393692","msr-research-item","type-msr-research-item","status-publish","hentry","msr-research-area-artificial-intelligence","msr-research-area-human-language-technologies","msr-locale-en_us"],"msr_publishername":"","msr_edition":"Advances in Neural Information Processing Systems, 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