{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900011921},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900011528","490:4900012212","490:4900012196","490:4900011594","490:4900011526","490:4900011261","490:4900009974","490:4900011726","490:4900011189","490:4900012209","490:4900011266","490:4900012064","490:4900011535","490:4900011729","490:4900011113","490:4900011190","490:4900011534","490:4900011192","490:4900011941","490:4900011329","490:4900011665","490:4900011791","490:4900011397","490:4900011601","490:4900011720"],"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":[0.4679815513320808,0.3809182786001969,0.3575249400779745,0.3476207687669053,0.333708307533237,0.32618741924058736,0.31950467569604735,0.31324270802468124,0.3115529790568791,0.30865380486106414,0.28124559097761936,0.27942976247765916,0.27477049575470236,0.272703754994742,0.26606086416322194,0.2561863479922041,0.24767896914354992,0.24763255902102396,0.2465024291582539,0.2396937651037602,0.23543427848726506,0.22834284579475256,0.22670954783519898,0.2048689147990012,0.2036339062667081],"twin_dists":[0.16004904787785312,0.18044333506056137,0.18627371723422992,0.18880044454104514,0.19241491524317925,0.19440290361157048,0.1961907382496104,0.19788516362753006,0.1983456740844209,0.1991391396869327,0.20686580237027138,0.20739327573005534,0.20875634917580102,0.2093655060992739,0.21134296054909804,0.21434013989672054,0.21698150848837847,0.21699607564084827,0.217351341882841,0.21951425255783508,0.22088771460130205,0.223210915471928,0.22375271843478908,0.23126302856396044,0.2317036181220903],"n_dims_used":45,"mean_confidence":0.9157638549804688},"coverage":{"mean_confidence":0.9157638549804688,"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}}