{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900009220},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900008998","490:4900009108","490:4900007880","490:4900008886","490:4900008121","490:4900009112","490:4900009333","490:4900009001","490:4900008675","490:4900009114","490:4900009221","490:4900009224","490:4900008677","490:4900009214","490:4900008447","490:4900007993","490:4900008674","490:4900009339","490:4900008558","490:4900008696","490:4900008882","490:4900008108","490:4900009636","490:4900009533","490:4900009000"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490],"twin_sims":[0.15623245446056797,0.08202591450271246,0.07257052472649893,0.054156958521656015,0.03687947381453388,0.023375068742040688,0.021391921307311667,0.019068865749892094,0.01718125906401573,0.01540280199929816,0.015229730638865582,0.012236921596368196,0.012190831687945786,0.01208824766391922,0.011536599312275828,0.011118215119105594,0.011023342246308692,0.010699004252915416,0.01057792667420952,0.008582016724451596,0.00790021302765635,0.007569776093199877,0.007131580003109295,0.0064631190000713065,0.0061203910826108645],"twin_dists":[0.25025100326432254,0.2904500008862982,0.2974775874486919,0.31363378129572633,0.333658661881058,0.35596439892923804,0.3601408965506013,0.3654852836558125,0.3702646731625077,0.3752094319758339,0.37571707353977,0.38541433187585167,0.38557944425940055,0.38594893697248045,0.38798492914110866,0.38958755055693217,0.38995840416289534,0.39124803448143747,0.3917383920487099,0.4006406422148606,0.40411070439510477,0.4058901586964955,0.4083606835697008,0.41240592880912913,0.41462841587539895],"n_dims_used":45,"mean_confidence":0.8860205756293402},"coverage":{"mean_confidence":0.8860205756293402,"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}}