{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":499,"cluster_id":4990002901},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["499:4990003251","499:4990002823","499:4990001714","499:4990002824","499:4990002672","499:4990002337","499:4990002598","499:4990002335","499:4990002969","499:4990002827","499:4990002760","499:4990001805","499:4990002336","499:4990002074","499:4990002079","499:4990002257","499:4990002757","499:4990002496","499:4990002904","499:4990003042","499:4990001993","499:4990003039","499:4990003045","499:4990001799","499:4990002742"],"twin_admin_codes":[499,499,499,499,499,499,499,499,499,499,499,499,499,499,499,499,499,499,499,499,499,499,499,499,499],"twin_sims":[0.926409805227306,0.8545358877706071,0.8461652004193981,0.8290923521398951,0.8246995382286433,0.8154729929887361,0.8140767108519394,0.8125589827404585,0.7948915927947029,0.7938193178696631,0.78127565353115,0.7768506810784503,0.7672975484409109,0.7596815235457506,0.7590232666306524,0.7540237348489274,0.7452741424402791,0.7431865552963226,0.7427813669747524,0.7415573206816871,0.7344080627404059,0.734106757648655,0.7289030627345451,0.7273386130303504,0.7213579151213941],"twin_dists":[0.05078028943913976,0.07282167517069825,0.07506715393190316,0.0795153784372334,0.08063441498347418,0.08295452146330133,0.0833022449539224,0.08367924651986976,0.08799886131819903,0.08825722109973064,0.09125052865084271,0.0922944654583203,0.09452875366540378,0.09629227340791964,0.0964440016118601,0.09759295319590115,0.09958979470281147,0.10006375087483949,0.10015563681231773,0.10043301114280602,0.10204704861910174,0.1021148535259117,0.10328321638269704,0.10363351658460786,0.1049687756080971],"n_dims_used":45,"mean_confidence":0.9285186767578125},"coverage":{"mean_confidence":0.9285186767578125,"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}}