{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":496,"cluster_id":4960003003},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["496:4960002725","496:4960002865","496:4960003142","496:4960003141","496:4960002728","496:4960002578","496:4960002724","496:4960002866","496:4960002729","496:4960004471","496:4960004625","496:4960002438","496:4960002579","496:4960002577","496:4960002444","496:4960000330","496:4960006339","488:4880000382","496:4960003277","496:4960003002","496:4960003143","496:4960002864","496:4960004623","496:4960006474","468:4680003007"],"twin_admin_codes":[496,496,496,496,496,496,496,496,496,496,496,496,496,496,496,496,496,488,496,496,496,496,496,496,468],"twin_sims":[0.976835967976749,0.7921044071736394,0.731682704073908,0.6852477493735034,0.6687687413098329,0.5833285333350101,0.5583210837201851,0.5549424336405658,0.5487906188136853,0.535041997046789,0.5336974000995788,0.5190554236817777,0.5114972380887369,0.5054698104078448,0.4305883432626493,0.4276024212364621,0.38207250302096674,0.3754566766844012,0.3738924605950802,0.3590850326247718,0.3583895926006339,0.33656406611184,0.33614486770557406,0.3142273985445405,0.31414961131012875],"twin_dists":[0.028118072217813078,0.08866957816959767,0.1026597357438289,0.11291984754066887,0.11649921868255676,0.13484508825369607,0.14021887016121204,0.14094713851594184,0.14227491301331302,0.14525171439058593,0.14554361888501022,0.14873261353116618,0.1503869279184083,0.15171063130359266,0.16859717137574648,0.16929192350511113,0.18016029436082956,0.18178830245018673,0.18217525966152542,0.1858790285671834,0.18605485946964484,0.19166647485191313,0.19177612262340554,0.1976174531336528,0.19763858399583978],"n_dims_used":44,"mean_confidence":0.9285742152820934},"coverage":{"mean_confidence":0.9285742152820934,"n_dims_used":44,"similarity_metric":{"field":"twin_sims","kind":"cosine_in_zscored_morphology_space","range":"[-1, 1]; higher = more similar","interpretation":"cosine similarity in the z-scored feature space (n_dims_used dims). High-dimensional cosine concentrates near 0, so absolute values are typically SMALL and are meaningful only RELATIVELY (rank order / vs the cohort) — NOT a 0–1 probability. mean_confidence is the SEPARATE GUM uncertainty weight of the anchor's witnessed features, not a function of the similarities."}},"error":null}}