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Visual Grounding
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== <span style="color: #FFFFFF;">Remembering</span> == * '''Visual grounding''' β Localizing image regions corresponding to natural language descriptions. * '''Referring Expression Comprehension (REC)''' β Given an image and a referring expression ("the woman in the red dress on the left"), locate the described object. * '''Phrase grounding''' β Linking each phrase in a caption to the corresponding image region. * '''Visual Question Answering (VQA)''' β Answering questions about image content; often requires grounding attention to relevant regions. * '''Region proposal''' β Generating candidate bounding boxes in an image; the first stage of many grounding pipelines. * '''DETR (Detection Transformer)''' β An end-to-end object detection transformer; adapted for grounding in MDETR and others. * '''MDETR''' β Modulated DETR: a joint vision-language model for end-to-end grounding. * '''Grounding DINO''' β Open-vocabulary object detection and grounding using DINO + grounding pre-training. * '''GLIP (Grounded Language-Image Pre-training)''' β Unifies detection and grounding pre-training for open-vocabulary detection. * '''RefCOCO''' β A widely used referring expression dataset (120,000+ expressions for COCO images). * '''Bounding box''' β A rectangle locating an object in an image; the primary output format for grounding. * '''Region features''' β Visual features extracted from specific image regions (RoI pooling, RoI align) for multi-modal reasoning. * '''Open-vocabulary detection''' β Detecting objects described by arbitrary text, not just a fixed set of training categories. * '''SAM (Segment Anything Model)''' β Meta's foundation model for segmenting any object from a point, box, or text prompt. </div> <div style="background-color: #006400; color: #FFFFFF; padding: 20px; border-radius: 8px; margin-bottom: 15px;">
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