{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":499,"cluster_id":4990004131},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["499:4990004178","499:4990004117","499:4990004012","499:4990004116","499:4990003993","468:4680000043","499:4990003869","468:4680000087","499:4990003943","499:4990000487","499:4990003975","499:4990004002","499:4990004108","499:4990004149","500:5000009828","499:4990002502","499:4990003881","499:4990003806","499:4990000778","499:4990004083","499:4990003976","499:4990000847","468:4680000017","499:4990004153","467:4670001465"],"twin_admin_codes":[499,499,499,499,499,468,499,468,499,499,499,499,499,499,500,499,499,499,499,499,499,499,468,499,467],"twin_sims":[0.8158085834774783,0.7400827136668762,0.7299748551258889,0.7026661127802598,0.6661910480358076,0.6646307812822451,0.6526451951173278,0.6522221503359441,0.6401351692942849,0.6323278842615697,0.6243634023936212,0.6230006233906189,0.6082835695743053,0.6070457082451197,0.6027725016639396,0.5987039908011335,0.594676994115402,0.593671525990705,0.5891598482688356,0.5823877843603349,0.5736063377956888,0.5670757647888434,0.5587586955019322,0.5538169136396471,0.552716076068463],"twin_dists":[0.08287081914168906,0.10076675551075041,0.10304297649508315,0.10910592445015324,0.11705702034477158,0.11739441168501691,0.11998064142034974,0.12007176307920417,0.12267137558728154,0.12434723779643107,0.1260549094662457,0.12634695294972123,0.12949914122447703,0.12976420156581234,0.13067922005313498,0.13155047983589874,0.1324129968103239,0.1326283833605178,0.133595054463939,0.13504683139248178,0.13693131543561476,0.13833460290404748,0.14012458961445437,0.14118989099071266,0.1414273933810809],"n_dims_used":45,"mean_confidence":0.9356694539388021},"coverage":{"mean_confidence":0.9356694539388021,"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}}