{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900000801},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900000779","496:4960007783","490:4900000658","490:4900000780","494:4940008620","490:4900000784","490:4900000584","496:4960008579","490:4900000818","490:4900002923","490:4900000410","490:4900001033","496:4960008258","494:4940007721","496:4960008365","490:4900001036","496:4960008766","490:4900004049","496:4960009168","490:4900000226","487:4870002862","494:4940008222","494:4940008213","494:4940008218","490:4900000696"],"twin_admin_codes":[490,496,490,490,494,490,490,496,490,490,490,490,496,494,496,490,496,490,496,490,487,494,494,494,490],"twin_sims":[0.6814479809270458,0.6426352498308869,0.539395883877347,0.49738272427092567,0.482044477947152,0.4770274995998393,0.46906946088807167,0.4670028522868418,0.4421394782404608,0.43582708636478407,0.41998301193325144,0.4195736454350341,0.3959774210741363,0.3909171982088923,0.38164618178698345,0.38163383357860364,0.37280987738156185,0.36277192381006734,0.35926510390831756,0.35821225443805343,0.35803879963476126,0.3500386359619277,0.34760368681521114,0.345483890733515,0.34457487312347795],"twin_dists":[0.11374741859179334,0.12213423009213352,0.1443075046228185,0.15349334623084168,0.15689772223816859,0.15801846948057174,0.15980414903093587,0.16026952854515286,0.16592754383535346,0.16738294314331512,0.17107393790199246,0.17117006241723606,0.1767818476737811,0.17800477178277332,0.1802647895433221,0.18026781703664038,0.18244353621162146,0.18494974724857255,0.18583352884537485,0.18609972456558604,0.18614361822699174,0.18818017652622818,0.18880483471849727,0.18935052315370499,0.1895850695453692],"n_dims_used":45,"mean_confidence":0.9134557935926649},"coverage":{"mean_confidence":0.9134557935926649,"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}}