{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800000109},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800000084","480:4800000083","480:4800000110","480:4800000085","480:4800000065","480:4800000063","480:4800000108","480:4800000081","480:4800000080","480:4800000138","480:4800000064","480:4800000079","480:4800000221","480:4800000104","480:4800000044","480:4800000025","495:4950000813","495:4950000020","480:4800000014","480:4800000015","480:4800000232","480:4800000228","480:4800000029","480:4800000202","487:4870001636"],"twin_admin_codes":[480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,495,495,480,480,480,480,480,480,487],"twin_sims":[0.723414043003263,0.3946871232218629,0.3193448505654349,0.05175493970604618,0.04507963662727899,0.04041918899134334,0.03185245055015636,0.026315035927272884,0.014572764903253394,0.008094568985418785,0.007839871396890827,0.007690635338140086,0.007285883970551163,0.004977672611589675,0.004186090308740979,0.004010852683141005,0.003757861217290114,0.003489814300387805,0.0033045555592386383,0.0031796107922047213,0.002925289441126314,0.0026812644730345985,0.002493831419788038,0.0021131498836953924,0.002007580160009867],"twin_dists":[0.10451040376546339,0.1770929878538879,0.19623375108596755,0.3160642023084079,0.32334963807595557,0.32899289926588404,0.34098624969192226,0.3503056949529613,0.37769148463764335,0.40309500693590966,0.40443060685698673,0.40523137253457425,0.4074755486073959,0.4229520894078471,0.42980364183553355,0.43147859941437,0.4340181250028635,0.4368846005161191,0.4389854994890319,0.44046397614911437,0.4436449316045024,0.4469443920917979,0.44967097863763755,0.45584189700997907,0.45773434150827197],"n_dims_used":43,"mean_confidence":0.9057290720385175},"coverage":{"mean_confidence":0.9057290720385175,"n_dims_used":43,"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}}