{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":496,"cluster_id":4960010254},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["496:4960009639","496:4960006332","478:4780002567","496:4960005157","481:4810002700","499:4990000133","478:4780000266","488:4880000809","478:4780006094","496:4960010002","469:4690001593","496:4960010798","488:4880003024","478:4780000265","488:4880000247","472:4720002671","472:4720006428","496:4960009621","472:4720003485","496:4960006862","468:4680001206","496:4960005505","466:4660000827","466:4660001157","496:4960012499"],"twin_admin_codes":[496,496,478,496,481,499,478,488,478,496,469,496,488,478,488,472,472,496,472,496,468,496,466,466,496],"twin_sims":[0.3056012109369561,0.26188677144698524,0.2582462871322229,0.24069761087314293,0.2391089303179465,0.21896228550183597,0.19907617745688724,0.19631027476448512,0.18928690426560385,0.1891973781501469,0.18724536634804753,0.18631812247852186,0.1842088201047106,0.17882429741058692,0.17769609116092788,0.17529815000673898,0.17423834318389228,0.1667111679095804,0.14721600587119923,0.14628920399243547,0.1416169138842091,0.13754036261127156,0.1291288395629088,0.1288625465767103,0.1266493485214702],"twin_dists":[0.19997923750693486,0.21260124627561772,0.21370897581203835,0.2191928825016666,0.21970188426139542,0.22635865907179964,0.23334565623276057,0.2343548209722433,0.23696249948654421,0.23699617150188118,0.23773314019069602,0.23808510320953824,0.2388903618314033,0.2409759102347357,0.24141850980472715,0.24236590982008197,0.2427875714165901,0.2458364867692409,0.254226072331385,0.2546447431328824,0.2567858483964853,0.25869732076321417,0.26277974696868733,0.2629122210810422,0.264021324017189],"n_dims_used":45,"mean_confidence":0.923878648546007},"coverage":{"mean_confidence":0.923878648546007,"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}}