{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900000459},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900000546","494:4940008045","494:4940007840","490:4900000366","494:4940008159","494:4940008241","494:4940007633","494:4940008447","494:4940008267","490:4900000301","494:4940007945","494:4940008464","490:4900000260","490:4900000452","494:4940007341","494:4940008344","490:4900012732","494:4940008460","490:4900003421","494:4940008801","494:4940008036","487:4870001724","490:4900000454","494:4940008058","490:4900000303"],"twin_admin_codes":[490,494,494,490,494,494,494,494,494,490,494,494,490,490,494,494,490,494,490,494,494,487,490,494,490],"twin_sims":[0.30954916564586754,0.17712393129499973,0.14816477841898554,0.11980921580074147,0.1089869088665538,0.06785765198336423,0.04838131507874593,0.04420040188755222,0.04332787441596128,0.04284852138764501,0.04171288148963047,0.03793875985468057,0.0371214983389804,0.03515202409747436,0.03413658742775388,0.03377555940807636,0.030850273555422487,0.030835444090679988,0.030759365524637636,0.029509881779251308,0.026785904411816535,0.024017653579077494,0.023195198572095996,0.022991979720347767,0.022412358761610133],"twin_dists":[0.19889363706622878,0.24164373358210994,0.2537994893911725,0.26754489051863944,0.27344841254121066,0.3012608383136366,0.3196412239999599,0.3243754823861183,0.3254105826275993,0.32598672968674947,0.3273736434797721,0.33222401577053584,0.3333278248252298,0.336075078160933,0.33754304417108283,0.33807393432324545,0.34256397814015044,0.34258765160636623,0.34270925545882414,0.34474424149349175,0.34945068807112545,0.3546770312743094,0.3563302468385356,0.3567465567392565,0.3579517460035147],"n_dims_used":44,"mean_confidence":0.9099766991355203},"coverage":{"mean_confidence":0.9099766991355203,"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}}