{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900001491},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900001096","490:4900001627","481:4810005382","496:4960009845","469:4690005669","496:4960005965","481:4810002914","467:4670000463","498:4980005173","468:4680001000","499:4990000762","467:4670001333","490:4900000973","474:4740000968","466:4660007778","500:5000011562","488:4880004087","470:4700006696","487:4870006596","490:4900001359","478:4780000497","478:4780008459","472:4720001581","488:4880001868","490:4900001099"],"twin_admin_codes":[490,490,481,496,469,496,481,467,498,468,499,467,490,474,466,500,488,470,487,490,478,478,472,488,490],"twin_sims":[0.1857328239545863,0.10051130371830154,0.04088049176925981,0.03781394160279065,0.0349552496683241,0.028218888873409047,0.019644070632053916,0.01780620334932502,0.012364742723177523,0.011101294584756114,0.009754078773188343,0.009561327987329829,0.009496718317313099,0.008586172455806562,0.008010873293811728,0.007435518220471287,0.0064481312690593635,0.005296454141438516,0.005105981747671788,0.003877619650106582,0.0037622592165934415,0.0027831869547369323,0.0025635601537285307,0.0024583862575032417,0.002400485644152864],"twin_dists":[0.23830790448803887,0.27839741224536646,0.32841055796755436,0.3323912856375569,0.33635669990043193,0.3469260294211533,0.36411116769998647,0.3686335072536618,0.38495929317036093,0.3896534854877428,0.39521426386280467,0.3960651756077055,0.39635382696965116,0.4006202597493885,0.4035296878044443,0.40663314138190043,0.41250087347805137,0.42046923781600204,0.42193590713514484,0.43279720720066095,0.4339726656785655,0.4455341824658935,0.44863536935292736,0.45020762528071523,0.4510997037425302],"n_dims_used":45,"mean_confidence":0.9133948432074652},"coverage":{"mean_confidence":0.9133948432074652,"n_dims_used":45,"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}}