{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900010292},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900010290","490:4900011425","490:4900009081","490:4900010199","490:4900009807","490:4900003277","490:4900008087","494:4940008702","490:4900002271","490:4900009400","490:4900010001","490:4900009193","490:4900008976","490:4900009187","490:4900010004","490:4900009902","490:4900008977","490:4900010973","490:4900008967","490:4900009493","490:4900009786","490:4900008190","490:4900009299","490:4900009895","490:4900009080"],"twin_admin_codes":[490,490,490,490,490,490,490,494,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490],"twin_sims":[0.17503708945515872,0.13807719424722703,0.10158475234284188,0.07858432728771801,0.07095969058267232,0.06604145611631793,0.06279015952018119,0.0612130919170248,0.05640771799475692,0.04939951284169988,0.04585644399222071,0.04545235539223037,0.04433955320047158,0.043496102962171795,0.04178100902874779,0.04064103059805321,0.03996814051552563,0.03917948780424441,0.039169261187654,0.0391106006204722,0.03774878929917645,0.03747282752844029,0.03696671326096916,0.036726022350828426,0.03663682627977274],"twin_dists":[0.24246960791155692,0.2584432054233517,0.27775303097932974,0.29292861663585995,0.29874764399617026,0.3027759892564459,0.30557548287584535,0.3069763775196013,0.3114361655704113,0.31854029938125983,0.3224571699156876,0.3229198289019071,0.3242119937790265,0.325209654529013,0.3272895508646591,0.32871215375832785,0.32956774602209243,0.3305861609457154,0.3305994803309467,0.3306759380950219,0.33247878263295044,0.3328508135631934,0.3335391976020694,0.33386937888843227,0.3339922050762857],"n_dims_used":45,"mean_confidence":0.9190458509657118},"coverage":{"mean_confidence":0.9190458509657118,"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}}