{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":500,"cluster_id":5000002621},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["499:4990001419","477:4770003858","500:5000003963","500:5000003794","488:4880005100","488:4880001013","477:4770003731","478:4780004843","500:5000003621","500:5000003784","485:4850006900","500:5000004481","472:4720003798","484:4840004849","478:4780002476","488:4880006030","485:4850007912","500:5000001885","485:4850000798","466:4660002295","478:4780003286","499:4990003302","485:4850007845","499:4990001180","478:4780007185"],"twin_admin_codes":[499,477,500,500,488,488,477,478,500,500,485,500,472,484,478,488,485,500,485,466,478,499,485,499,478],"twin_sims":[0.26402764826749925,0.1208914249283349,0.09683065091398735,0.08201316179497237,0.08055442742389032,0.07996950971365867,0.07705908695885248,0.07552202311944918,0.07252787138262962,0.0704170801407685,0.06866594980177915,0.06845272239632173,0.06726509533383265,0.06702401423249023,0.06610680345947742,0.06579406481746274,0.06537328700549029,0.06368752413550799,0.06319538562139097,0.06291313361994837,0.06170068024503808,0.06028025682092923,0.0600368886901446,0.05995886687347432,0.05845806259325736],"twin_dists":[0.2119543239476637,0.26697737367355123,0.2806486217097941,0.2904590301980485,0.2914993566928001,0.29192074568326415,0.2940550437735969,0.29520850747362887,0.297510921614389,0.2991807266059917,0.3005971221131883,0.30077158924788244,0.3017515039864758,0.301952139000313,0.3027208878989132,0.3029849953154495,0.3033419633889179,0.30479118832550445,0.3052201871989457,0.30546746314672846,0.30654012648962203,0.30781900960554964,0.3080406060235165,0.3081118043468799,0.3094964164840726],"n_dims_used":45,"mean_confidence":0.9249311659071181},"coverage":{"mean_confidence":0.9249311659071181,"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}}