{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900002061},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900002516","490:4900002366","490:4900002365","496:4960010676","490:4900002215","490:4900002517","496:4960010597","496:4960011057","490:4900002214","490:4900001909","496:4960011056","490:4900002515","490:4900001102","496:4960010752","490:4900003497","490:4900002958","496:4960010980","496:4960011295","490:4900002815","490:4900002060","490:4900003365","496:4960010514","496:4960010265","490:4900003765","496:4960011637"],"twin_admin_codes":[490,490,490,496,490,490,496,496,490,490,496,490,490,496,490,490,496,496,490,490,490,496,496,490,496],"twin_sims":[0.9115605252057887,0.7799126149616181,0.7640762609197322,0.6711266968999633,0.5936037752025771,0.5275013873433478,0.48431574828744284,0.4828648887576782,0.3890414215710726,0.3584599270129083,0.3453573657848146,0.261153582616503,0.24100445921754118,0.20203607169324428,0.18769182408562635,0.18563602026854578,0.16217070302920567,0.16166292130015897,0.15579495651692118,0.14357371719688838,0.13073510394527957,0.1271743112927556,0.12510972300892126,0.12062027265796306,0.10024768541334372],"twin_dists":[0.055890496960878014,0.09157273137731939,0.09527648984235429,0.11598851050828711,0.1326428971349312,0.14689071880597684,0.1563915565135974,0.15671480306027089,0.17845997099340602,0.18603706859496824,0.18938314974279463,0.21282355975794412,0.21909482208673045,0.2322763740882799,0.23756410994582597,0.23834480157322352,0.24772384966455097,0.24793729088584288,0.2504399422149732,0.25588284450371596,0.2619850170677982,0.26375692903085923,0.2648015722937595,0.26711920205510487,0.27855648260055726],"n_dims_used":44,"mean_confidence":0.9146624478426847},"coverage":{"mean_confidence":0.9146624478426847,"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}}