{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900001737},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900001202","490:4900002343","490:4900002495","490:4900001206","490:4900002025","490:4900000420","496:4960005700","490:4900008322","490:4900000839","490:4900003480","490:4900001729","490:4900001453","490:4900001079","496:4960005274","490:4900003214","490:4900001597","496:4960005559","490:4900001470","490:4900001465","496:4960006627","487:4870003024","496:4960012133","490:4900002028","487:4870003979","470:4700002617"],"twin_admin_codes":[490,490,490,490,490,490,496,490,490,490,490,490,490,496,490,490,496,490,490,496,487,496,490,487,470],"twin_sims":[0.5144784494841111,0.5003169184894274,0.4807292988647807,0.46041375396635664,0.446415901689552,0.43330811397222474,0.3727415431796322,0.3595000064685132,0.3528857195406079,0.3370450077789415,0.3355118988555608,0.3339134833304508,0.3272834148731658,0.32257583194808337,0.3207306550459815,0.31804253657152975,0.31521563699224064,0.3112354161187469,0.30789282460008816,0.3053108869404205,0.3039438079587347,0.3038061925173095,0.30340397214268655,0.28592449664752606,0.2818798805819261],"twin_dists":[0.1497336939330775,0.1528456136499789,0.15719116001911368,0.16175811122709177,0.16494614620862597,0.16796604974927173,0.1824604830841371,0.18577419209849408,0.18745266793785073,0.1915407681234197,0.19194182572665508,0.19236102682778186,0.1941116418829728,0.1953665467823539,0.19586119825551507,0.19658468768641177,0.19734925678450047,0.19843238012962905,0.19934811786064977,0.20005938870109025,0.20043739940413594,0.2004755059736902,0.20058694075915748,0.20551606601658198,0.20668203663649037],"n_dims_used":45,"mean_confidence":0.915250735812717},"coverage":{"mean_confidence":0.915250735812717,"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}}