{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":479,"cluster_id":4790000968},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["485:4850000347","479:4790001728","489:4890004488","466:4660012690","470:4700007170","479:4790001370","472:4720002461","469:4690000787","470:4700007443","481:4810004917","479:4790001727","472:4720001177","496:4960011290","479:4790000967","485:4850002047","470:4700007540","489:4890004440","499:4990001322","496:4960011385","479:4790001966","485:4850001285","500:5000001575","472:4720002074","493:4930002747","469:4690001876"],"twin_admin_codes":[485,479,489,466,470,479,472,469,470,481,479,472,496,479,485,470,489,499,496,479,485,500,472,493,469],"twin_sims":[0.35041606713721885,0.2571601943253553,0.23688281588260457,0.23302112730894817,0.22101737960351606,0.19831307103646545,0.18996769424515011,0.18880539627848134,0.18832265917788943,0.18763151940808406,0.1795113606197071,0.17706279857873952,0.1659362318009952,0.16391354482350753,0.15531120293743766,0.1534555777763939,0.14623425655483813,0.13273198620048526,0.13152083200401404,0.1312784808905162,0.13064952101469163,0.12742197420165885,0.12452481071717257,0.12363612632242055,0.12318275189895166],"twin_dists":[0.18808355518072203,0.2140413559265386,0.22041883134650317,0.2216730494912764,0.22566146742121157,0.23362310920366564,0.23670680862623528,0.237143732752195,0.2373257537407892,0.2375869249961391,0.2407073428098009,0.2416678283035926,0.24615595803334897,0.24699492680304921,0.250649309358762,0.2514568734989178,0.254669626463006,0.26100722426431816,0.2615989439310476,0.2617178390259332,0.2620271744294557,0.2636324817758832,0.26509990401422756,0.26555521833797635,0.26578846277477797],"n_dims_used":45,"mean_confidence":0.9206108940972222},"coverage":{"mean_confidence":0.9206108940972222,"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}}