{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900011665},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900011604","490:4900011790","490:4900011534","490:4900011469","490:4900011725","490:4900011333","490:4900011606","490:4900011189","490:4900011670","490:4900012196","490:4900011025","490:4900011731","490:4900011729","490:4900011921","490:4900011261","490:4900011529","490:4900011526","490:4900009065","490:4900011403","490:4900009974","490:4900011105","490:4900012209","490:4900011119","490:4900011404","490:4900009773"],"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":[0.5176529568710528,0.4978392262908589,0.4491133524188768,0.4058001716894847,0.332827957672174,0.2994926189020624,0.29689337676956457,0.29033496579982765,0.2641263023275796,0.26019325868120474,0.25056553513674,0.246244808483676,0.23551358796807123,0.23543427848726506,0.23015696632146723,0.2263125110987136,0.22168319426616007,0.2202805279700145,0.2141342964422706,0.21037763371908397,0.21023808041616915,0.19724659742459064,0.19649059101322913,0.19351654293516185,0.18119012110837676],"twin_dists":[0.14903913467748617,0.15339250140729357,0.16432894913794183,0.1744281987338446,0.19264633990104604,0.20167509120659158,0.20240281174651728,0.20425586252308547,0.21192459220918997,0.21311533731219393,0.21607889245702655,0.21743247363746698,0.2208619938476875,0.22088771460130205,0.22261212564240163,0.22388481534008842,0.22543652032502348,0.2259109434768717,0.22801402867914547,0.2293195927688272,0.22936839559334282,0.23401210028385663,0.23428873222882657,0.235384190937055,0.24005417927506856],"n_dims_used":45,"mean_confidence":0.9158509996202256},"coverage":{"mean_confidence":0.9158509996202256,"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}}