{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900001300},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900003208","490:4900003478","490:4900004298","490:4900000344","496:4960011896","490:4900001459","490:4900001185","490:4900000727","490:4900001456","490:4900002933","490:4900000404","490:4900004598","490:4900000523","490:4900003218","490:4900004165","496:4960008681","490:4900000269","490:4900002192","490:4900000929","490:4900001839","490:4900000620","490:4900000568","490:4900004310","490:4900001558","496:4960007915"],"twin_admin_codes":[490,490,490,490,496,490,490,490,490,490,490,490,490,490,490,496,490,490,490,490,490,490,490,490,496],"twin_sims":[0.5674059388396272,0.5199975076033314,0.4916841561389424,0.4628617937727702,0.45176521221101174,0.4456874406709904,0.4395190278591603,0.4304654932373325,0.42492817700918806,0.4052884275185356,0.4051663528401569,0.40223375166236364,0.39956910778263127,0.3893369362356959,0.3863798303472706,0.3823880592746295,0.3776520160366676,0.3714721513456177,0.36290122200160513,0.3619016540015227,0.3588198497692891,0.3584906853389629,0.35588770961318084,0.3540533192519758,0.3521168864325377],"twin_dists":[0.13826361182703606,0.14852682362395084,0.154754455120961,0.16120419510573727,0.163723538695871,0.16511306570741568,0.16653072443245825,0.16862571673986756,0.16991585139855733,0.17455018019404653,0.17457928857028923,0.17527974432150464,0.17591819726745528,0.17838818949379776,0.17910764261656034,0.18008298474289416,0.18124654536407933,0.18277557154936422,0.18491724499223358,0.18516866384813174,0.18594605522348814,0.1860292889328103,0.18668887406115853,0.1871551979195882,0.1876488234061249],"n_dims_used":45,"mean_confidence":0.9169116550021701},"coverage":{"mean_confidence":0.9169116550021701,"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}}