{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900003116},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900002382","490:4900002997","490:4900002978","490:4900002976","490:4900001771","490:4900002828","490:4900003117","490:4900001773","490:4900002675","491:4910001275","490:4900001363","490:4900002535","490:4900001921","491:4910001274","490:4900001362","490:4900003516","490:4900001497","490:4900002534","490:4900003809","490:4900001364","490:4900004222","490:4900001631","490:4900002824","490:4900002686","490:4900001772"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,491,490,490,490,491,490,490,490,490,490,490,490,490,490,490,490],"twin_sims":[0.4438931991630912,0.1767222813936601,0.15644473609692816,0.15328120174937646,0.15319753917118192,0.1464387098713791,0.13318288020023092,0.12103440671853605,0.09419118172383083,0.09180499075031535,0.08800398883328683,0.07340698883929045,0.0724551685887334,0.07147507731165717,0.0684072918484072,0.062249126350090084,0.05999805061337224,0.05843087853971043,0.057786987620051904,0.05738245432441293,0.055821160711965495,0.055696153985486795,0.054669866657723276,0.05391114584727481,0.04866435141529174],"twin_dists":[0.16552464305733763,0.2418021474211044,0.25015946607172407,0.25153312867048694,0.25156973715850506,0.25457707333919694,0.2607879741343498,0.26690268366255193,0.282304759560662,0.2838337683858205,0.286335583598791,0.29682706144676185,0.2975677764246891,0.29833876988893526,0.30080881859408853,0.3060527925609164,0.30807603795245797,0.30952176456465813,0.3101250284464776,0.3105068780825241,0.3120017848575108,0.3121229639067139,0.3131264249308557,0.3138783455878901,0.3193332660341656],"n_dims_used":45,"mean_confidence":0.9148181491427951},"coverage":{"mean_confidence":0.9148181491427951,"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}}