{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900002304},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900002766","490:4900001180","490:4900003057","490:4900003194","494:4940007385","494:4940007802","490:4900001179","490:4900000912","490:4900001989","490:4900004289","494:4940007801","490:4900002747","490:4900001164","496:4960005111","494:4940007390","494:4940008109","490:4900000808","490:4900001435","494:4940007601","490:4900004287","490:4900003740","487:4870001298","487:4870000683","490:4900004568","490:4900007390"],"twin_admin_codes":[490,490,490,490,494,494,490,490,490,490,494,490,490,496,494,494,490,490,494,490,490,487,487,490,490],"twin_sims":[0.5960657495887222,0.5051520243577602,0.4631765029632739,0.4542213105879135,0.43639004038251766,0.3726760611304771,0.3615405962636366,0.3566774587027235,0.3550930429839021,0.33802119698299804,0.3379287126323866,0.33572937978672557,0.33425824565578405,0.3308406092000276,0.3289529516487249,0.32446515966244605,0.32267245238081754,0.31913072353387956,0.3178181570504075,0.31720715727355153,0.31056120194403397,0.30638934473236806,0.30453662486433625,0.3041832482200843,0.30346974868915816],"twin_dists":[0.13211552678363145,0.1517805362317065,0.16113306103311503,0.16316399448019833,0.1672528112600036,0.18247672406134852,0.18525956647447445,0.1864884927979796,0.1868907347883647,0.19128591296902372,0.19131004095382056,0.1918848729311674,0.19227051725212446,0.1931700019964698,0.19366899419737083,0.1948616928734784,0.1953406885786273,0.19629139685310287,0.19664523325791938,0.19681022501842357,0.19861663257338447,0.19976187514872235,0.2002733590185593,0.20037112076038996,0.20056871156354839],"n_dims_used":45,"mean_confidence":0.9165947808159722},"coverage":{"mean_confidence":0.9165947808159722,"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}}