{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900007675},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900007672","490:4900005042","490:4900007676","490:4900007553","490:4900006576","490:4900005176","490:4900007671","490:4900007309","490:4900007555","490:4900006819","490:4900004767","490:4900005315","490:4900005308","490:4900005309","490:4900005307","490:4900003128","490:4900006457","490:4900004770","490:4900005972","490:4900003520","490:4900004218","490:4900005711","490:4900005967","490:4900005439","490:4900005438"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490],"twin_sims":[0.6173495715972241,0.38067930185862153,0.3001357440113613,0.16558379357328268,0.1295763648347639,0.12402941055248017,0.11267262659384455,0.084128547396295,0.06744965172043192,0.04238927035632045,0.041210700183826214,0.03637313843165168,0.029126937727073633,0.02708416867996654,0.024513548548984878,0.021378309431174983,0.020156140726809282,0.018064897130524744,0.016346763674021453,0.013619150974901172,0.009277399925393257,0.00885407181385985,0.008307151145441368,0.007987934094619252,0.007915599877785385],"twin_dists":[0.12755762114159155,0.18050198888805677,0.20149560454049464,0.24630160863202344,0.262557578583968,0.2653534145956041,0.2713891280795861,0.2889763858471518,0.30159830612126237,0.32654382433260987,0.32799710324290493,0.33435680304238263,0.3453827251470543,0.34891577598732026,0.35370378071007624,0.36017070666775663,0.3629171125684438,0.3679729339944877,0.3725259149100728,0.38070190304239687,0.3973469113709051,0.3993245703090495,0.40200878755136255,0.40364953521343583,0.40402948133972705],"n_dims_used":45,"mean_confidence":0.9137566460503472},"coverage":{"mean_confidence":0.9137566460503472,"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}}