{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":479,"cluster_id":4790001940},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["479:4790001934","479:4790001941","479:4790000821","479:4790001856","479:4790001175","479:4790001084","479:4790001615","479:4790001852","479:4790001165","479:4790001171","479:4790001942","479:4790000818","479:4790000736","479:4790001010","479:4790000878","479:4790002021","479:4790001321","470:4700007513","479:4790001095","479:4790001190","470:4700007791","479:4790001932","479:4790001777","479:4790000484","479:4790002023"],"twin_admin_codes":[479,479,479,479,479,479,479,479,479,479,479,479,479,479,479,479,479,470,479,479,470,479,479,479,479],"twin_sims":[0.874457430600231,0.8081584946822726,0.7798789624102893,0.7362797743037358,0.6918381645836333,0.6840206129068308,0.6805733489783123,0.6793860739037684,0.6374264094127966,0.629128127456049,0.6263928946419408,0.6129309988731042,0.6078511354387359,0.5932976983592805,0.588505575823153,0.5882469805076317,0.5881602011237754,0.5872118221065574,0.578255170926822,0.5750839953740425,0.570345733295719,0.5699075113014197,0.5630581472805013,0.562619001042817,0.5553008017614849],"twin_dists":[0.06727239296699962,0.08476677720214108,0.09158067912549468,0.10162545508784865,0.1114809217432772,0.11318726998547501,0.11393770795390937,0.11419590063283563,0.12325307054423423,0.12503350077173753,0.12561991574546352,0.12850395196003062,0.12959173757380962,0.1327084666804907,0.13373527002330368,0.13379069139366095,0.1338092900042167,0.13401255769967657,0.1359333709111617,0.13661403051500334,0.1376317330609485,0.13772590108067048,0.13919883993457746,0.1392933525970852,0.1408698612505432],"n_dims_used":45,"mean_confidence":0.9228250291612413},"coverage":{"mean_confidence":0.9228250291612413,"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}}