{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900012669},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900012381","490:4900012377","490:4900012453","490:4900012512","490:4900012665","490:4900012726","490:4900012591","490:4900012594","490:4900012671","490:4900012307","490:4900012248","490:4900013123","490:4900013223","490:4900012536","490:4900012458","490:4900012448","490:4900012444","490:4900012251","490:4900012668","490:4900012521","490:4900012252","490:4900012373","490:4900000534","490:4900013163","490:4900012728"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490],"twin_sims":[0.5022471515840478,0.3682337353708503,0.36291929616569074,0.3035589031877126,0.19449004866105238,0.18141766173105697,0.1631058392571502,0.14659361341356053,0.14176756228798623,0.1415804806597081,0.11343249074550511,0.1124505018373505,0.09193509149457932,0.0885405647676185,0.08659511547614274,0.07664612306128528,0.07538643961605142,0.07438430653027714,0.07355449219854833,0.0665125712394436,0.06406187212522808,0.06372810304494661,0.06340969786695433,0.06316828658234723,0.05861890809770291],"twin_dists":[0.1524200859531853,0.18358183883013077,0.18491270207747526,0.2005440071058419,0.23502433156300978,0.2399659789703214,0.24733203851778834,0.254507014325015,0.2567160003617015,0.2568027489399172,0.2709710599316683,0.271511748875498,0.28374959903638297,0.28597727900148134,0.2872847067123818,0.29436311147053595,0.29531115930242824,0.29607454101738223,0.29671296918077966,0.30237973267682383,0.30446668105747327,0.3047559367861955,0.3050330354630285,0.30524388888441106,0.3093466326683971],"n_dims_used":45,"mean_confidence":0.9126952277289496},"coverage":{"mean_confidence":0.9126952277289496,"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}}