{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900009612},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900010012","490:4900008515","490:4900009613","490:4900010288","490:4900009508","490:4900001396","490:4900001530","490:4900009702","490:4900010375","490:4900007862","490:4900009701","490:4900009910","490:4900008967","490:4900009408","490:4900009181","490:4900008867","490:4900007863","490:4900010295","490:4900009507","490:4900008744","490:4900005507","490:4900008631","490:4900009899","490:4900008637","490:4900007848"],"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":[0.4929817231935845,0.4878135538304974,0.37016841058655103,0.3605190168608682,0.3555822812283701,0.35222208296425844,0.3190571130964562,0.2781168015133672,0.26278818921019415,0.25227755142887165,0.23970520002760884,0.22216786851160533,0.21869598675647925,0.2170677283519985,0.1961401087740227,0.1843816043517752,0.1667389136626685,0.16617999349416973,0.16597865761324662,0.1652292027524692,0.1613202540782735,0.1597573561657494,0.14067365315335276,0.1376686734430061,0.13511690516744135],"twin_dists":[0.15446692765403633,0.15561348489496712,0.18309974152826974,0.18551701757229172,0.18676643121903266,0.1876219710360322,0.19631121875729826,0.2077759717803581,0.21232845731323657,0.2155466891181147,0.21951058687593197,0.22527305571244433,0.22644932156196068,0.22700528745280446,0.23441722807346313,0.2388241555230644,0.24582506832006246,0.24605535025960806,0.24613843996473797,0.24644837486842247,0.24808160283442224,0.2487426446301647,0.2572244526770055,0.2586365160196547,0.25985382131670165],"n_dims_used":44,"mean_confidence":0.9168824282559481},"coverage":{"mean_confidence":0.9168824282559481,"n_dims_used":44,"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}}