{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900010125},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900010124","490:4900011223","490:4900008771","490:4900011430","490:4900008772","490:4900010829","490:4900011561","490:4900008656","490:4900008436","490:4900011560","490:4900008657","490:4900011497","490:4900010393","490:4900008884","490:4900010479","490:4900011366","490:4900008545","490:4900011495","490:4900010747","490:4900008774","490:4900011757","490:4900011429","490:4900011431","490:4900011150","491:4910005704"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,491],"twin_sims":[0.5315961037193385,0.5170486026183595,0.468357871455707,0.4679811379030575,0.3905990893425488,0.3294593970267344,0.2785122551183379,0.22113500231648484,0.20328089603945776,0.19530000749983167,0.19407085596805498,0.19371626125902744,0.193294979527255,0.15652885831098232,0.14902731371171313,0.14283836436363095,0.1404141882054397,0.11306284444935703,0.10706679896510794,0.10360955011718784,0.09731014878716751,0.09679372469881163,0.09473287923786,0.09318785469528103,0.08628517396785501],"twin_dists":[0.14600009976507725,0.149171282922807,0.15996431270294265,0.16004914098154263,0.17808189581627176,0.1935349640097969,0.20766059120353542,0.22562169538862292,0.231829891109919,0.234725880233832,0.23517913358497858,0.23531026200829838,0.2354662682947352,0.25012321713930746,0.25341342635300823,0.25622110785450786,0.25734548462756196,0.27117416442414594,0.27454264604671014,0.27655190269727453,0.280351581379482,0.28067154472852784,0.28196191754455785,0.28294389633488726,0.28749515280576526],"n_dims_used":44,"mean_confidence":0.8833963220769708},"coverage":{"mean_confidence":0.8833963220769708,"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}}