{"id":30,"date":"2025-05-06T04:20:12","date_gmt":"2025-05-06T04:20:12","guid":{"rendered":"https:\/\/mscvprojects.ri.cmu.edu\/2025team15\/?page_id=30"},"modified":"2025-05-08T05:17:12","modified_gmt":"2025-05-08T05:17:12","slug":"introduction","status":"publish","type":"page","link":"https:\/\/mscvprojects.ri.cmu.edu\/2025team15\/","title":{"rendered":"Introduction"},"content":{"rendered":"\n<figure class=\"wp-block-image size-large is-resized\"><img loading=\"lazy\" decoding=\"async\" width=\"1024\" height=\"322\" src=\"https:\/\/mscvprojects.ri.cmu.edu\/2025team15\/wp-content\/uploads\/sites\/119\/2025\/05\/teaser1-1024x322.png\" alt=\"\" class=\"wp-image-61\" style=\"width:674px;height:auto\" srcset=\"https:\/\/mscvprojects.ri.cmu.edu\/2025team15\/wp-content\/uploads\/sites\/119\/2025\/05\/teaser1-1024x322.png 1024w, https:\/\/mscvprojects.ri.cmu.edu\/2025team15\/wp-content\/uploads\/sites\/119\/2025\/05\/teaser1-300x94.png 300w, https:\/\/mscvprojects.ri.cmu.edu\/2025team15\/wp-content\/uploads\/sites\/119\/2025\/05\/teaser1-768x242.png 768w, https:\/\/mscvprojects.ri.cmu.edu\/2025team15\/wp-content\/uploads\/sites\/119\/2025\/05\/teaser1-1536x483.png 1536w, https:\/\/mscvprojects.ri.cmu.edu\/2025team15\/wp-content\/uploads\/sites\/119\/2025\/05\/teaser1.png 1938w\" sizes=\"auto, (max-width: 706px) 89vw, (max-width: 767px) 82vw, 740px\" \/><\/figure>\n\n\n\n<p>Before we dive into the project, take a look at the above figure and answer this question: <strong data-start=\"64\" data-end=\"108\">Who are they?\u00a0<\/strong><span style=\"font-family: -webkit-standard;font-size: medium\">Some faces may feel familiar, but naming them all is hard. Now, forget about names:<span class=\"Apple-converted-space\">\u00a0<\/span><\/span><em data-start=\"194\" data-end=\"230\">Are they even the same individual?\u00a0<\/em><span style=\"font-family: -webkit-standard;font-size: medium\">Most people would confidently say:<span class=\"Apple-converted-space\">\u00a0<\/span><\/span><strong data-start=\"268\" data-end=\"275\" data-is-only-node=\"\">No.<\/strong><\/p>\n\n\n\n<figure class=\"wp-block-image size-large\"><img loading=\"lazy\" decoding=\"async\" width=\"1024\" height=\"209\" src=\"https:\/\/mscvprojects.ri.cmu.edu\/2025team15\/wp-content\/uploads\/sites\/119\/2025\/05\/teaser2-1024x209.png\" alt=\"\" class=\"wp-image-62\" srcset=\"https:\/\/mscvprojects.ri.cmu.edu\/2025team15\/wp-content\/uploads\/sites\/119\/2025\/05\/teaser2-1024x209.png 1024w, https:\/\/mscvprojects.ri.cmu.edu\/2025team15\/wp-content\/uploads\/sites\/119\/2025\/05\/teaser2-300x61.png 300w, https:\/\/mscvprojects.ri.cmu.edu\/2025team15\/wp-content\/uploads\/sites\/119\/2025\/05\/teaser2-768x157.png 768w, https:\/\/mscvprojects.ri.cmu.edu\/2025team15\/wp-content\/uploads\/sites\/119\/2025\/05\/teaser2-1536x313.png 1536w, https:\/\/mscvprojects.ri.cmu.edu\/2025team15\/wp-content\/uploads\/sites\/119\/2025\/05\/teaser2.png 1862w\" sizes=\"auto, (max-width: 706px) 89vw, (max-width: 767px) 82vw, 740px\" \/><\/figure>\n\n\n\n<p>Now let&#8217;s jump into the second question of this series of shoes: <strong>How many distinct pairs of shoes do you see?<\/strong><br>You might not recognize the exact Nike models, but by comparing subtle cues, like the number of logos, you\u2019ll notice:<br><strong>Image 2 stands out.<\/strong><br>It\u2019s a different pair.<br>This is what humans do effortlessly:&nbsp;<strong>visually link matching cues across images.<\/strong><\/p>\n\n\n\n<p>This ability to&nbsp;<strong>visually link matching cues<\/strong>&nbsp;across images requires&nbsp;<strong>no prior knowledge or labels<\/strong>\u2014just pure visual reasoning.<\/p>\n\n\n\n<p>As shown in the quizzes above, we can often identify whether two faces belong to the same person without knowing their names. Similarly, we can compare a photo of our favorite shoes to those on the shelf in a Footlocker store and quickly tell if they\u2019re the same model.<\/p>\n\n\n\n<p>What enables this is a simple yet powerful skill:<br><strong>linking and matching visual cues across different images<\/strong>&nbsp;to judge identity and similarity.<\/p>\n\n\n\n<p>Recently, Large Language Model-based Vision-Language Models (VLMs) have demonstrated impressive world knowledge and expanded their capabilities from understanding single images to processing multiple images and even videos.<\/p>\n\n\n\n<p>However,&nbsp;<strong>increasing the number of images or context length alone does not ensure<\/strong>&nbsp;that these models can perform&nbsp;<strong>visual linking<\/strong>\u2014the ability to identify matching visual cues across different inputs.<\/p>\n\n\n\n<p>This remains an&nbsp;<strong>essential yet underexplored skill<\/strong>&nbsp;in multimodal reasoning, and one that current foundational models often struggle to master.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Before we dive into the project, take a look at the above figure and answer this question: Who are they?\u00a0Some faces may feel familiar, but naming them all is hard. Now, forget about names:\u00a0Are they even the same individual?\u00a0Most people would confidently say:\u00a0No. Now let&#8217;s jump into the second question of this series of shoes: &hellip; <\/p>\n<p class=\"link-more\"><a href=\"https:\/\/mscvprojects.ri.cmu.edu\/2025team15\/\" class=\"more-link\">Continue reading<span class=\"screen-reader-text\"> &#8220;Introduction&#8221;<\/span><\/a><\/p>\n","protected":false},"author":232,"featured_media":0,"parent":0,"menu_order":0,"comment_status":"closed","ping_status":"closed","template":"","meta":{"footnotes":""},"class_list":["post-30","page","type-page","status-publish","hentry"],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v27.4 - https:\/\/yoast.com\/product\/yoast-seo-wordpress\/ -->\n<title>Introduction - LVLM Multi-image VQA Dehallucination<\/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:\/\/mscvprojects.ri.cmu.edu\/2025team15\/\" \/>\n<meta property=\"og:locale\" content=\"en_US\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"Introduction - LVLM Multi-image VQA Dehallucination\" \/>\n<meta property=\"og:description\" content=\"Before we dive into the project, take a look at the above figure and answer this question: Who are they?\u00a0Some faces may feel familiar, but naming them all is hard. 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