{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":491,"cluster_id":4910003443},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["491:4910003056","491:4910003096","491:4910003144","491:4910003088","491:4910003439","491:4910003483","491:4910003230","491:4910003186","491:4910003009","491:4910002448","492:4920000605","491:4910003438","491:4910003317","491:4910003173","491:4910003481","491:4910003042","491:4910003531","491:4910003482","491:4910003091","491:4910002647","491:4910003301","491:4910002551","491:4910003530","491:4910002605","491:4910003353"],"twin_admin_codes":[491,491,491,491,491,491,491,491,491,491,492,491,491,491,491,491,491,491,491,491,491,491,491,491,491],"twin_sims":[0.5926192632031213,0.4871624202211837,0.4265690896953056,0.3791729170200897,0.37303930019315357,0.3148923934373268,0.29597385656342046,0.28524632832328073,0.25062885130925544,0.24598001419739787,0.23226349192468604,0.22785026098354064,0.21585870233022297,0.21193260821337845,0.20802910081997825,0.2079966433394745,0.20713382245833,0.18696498572158415,0.17527602524570524,0.16434632556607445,0.15963838879029738,0.15877077971800366,0.15798260623443133,0.15779348457491846,0.15404956039811524],"twin_dists":[0.13285381011272981,0.1557581969912377,0.1695328182815932,0.18087212206614497,0.1823866505892043,0.19743692872803129,0.20266114972381832,0.20571086999356697,0.2160591685193025,0.21751592147584436,0.22192071423585905,0.2233740463055028,0.22741992434599104,0.22877728732006422,0.23014384336627905,0.23015527905002334,0.23045972224512273,0.23783943771855678,0.24237469391363292,0.24681479166512074,0.24879315518309952,0.24916235097259565,0.2494990201880188,0.24957998577339657,0.2511975988620301],"n_dims_used":45,"mean_confidence":0.8955725775824652},"coverage":{"mean_confidence":0.8955725775824652,"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}}