{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800000247},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800000218","480:4800000113","480:4800000251","480:4800000116","480:4800000049","480:4800000173","480:4800000090","480:4800000144","480:4800000191","480:4800000192","480:4800000252","480:4800000250","480:4800000174","480:4800000257","480:4800000016","480:4800000193","480:4800000253","480:4800000223","495:4950000033","480:4800000206","480:4800000249","480:4800000175","480:4800000143","480:4800000262","480:4800000004"],"twin_admin_codes":[480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,495,480,480,480,480,480,480],"twin_sims":[0.29815564190308286,0.2068401058644932,0.16078857052762044,0.14241078738443189,0.14050514350548687,0.13751670108840577,0.13282541625429747,0.09785162845507388,0.0841674824092822,0.06920597901305453,0.06782662125014366,0.05690479241526185,0.05324873641581415,0.05323609549690406,0.0437139541341772,0.039714055362579055,0.03970824928402653,0.03511059094773065,0.03241854343848428,0.031916200822065345,0.03148096331978771,0.031242913694256965,0.03037766603411684,0.027552638680418684,0.024277075860004136],"twin_dists":[0.2020489452457486,0.2305635564386409,0.2483059588861462,0.2564183891440198,0.2573030379841726,0.25870853826719814,0.26096174732780714,0.280017523281095,0.28894937724613873,0.3001572216838338,0.3012864465153574,0.31096062598179186,0.3145420233126975,0.3145547548580171,0.32495042670413127,0.3298939862795307,0.3299014617544978,0.3361342652293348,0.34011371895119064,0.3408873309068819,0.3415660623781712,0.34194069152776163,0.34332328016452723,0.3480857703228107,0.3541657387029421],"n_dims_used":43,"mean_confidence":0.9027686895326127},"coverage":{"mean_confidence":0.9027686895326127,"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}}