{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900013291},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900012369","490:4900012922","490:4900012661","490:4900013292","490:4900012525","490:4900013191","490:4900012729","490:4900012444","490:4900012656","490:4900012312","490:4900012966","494:4940007832","490:4900000740","490:4900012299","490:4900012516","490:4900000439","497:4970001861","490:4900012597","490:4900012592","490:4900012441","490:4900012728","490:4900012585","490:4900012730","490:4900012794","494:4940007935"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,494,490,490,490,490,497,490,490,490,490,490,490,490,494],"twin_sims":[0.31197530415781083,0.24073001401706556,0.18704841547487247,0.18005408697566488,0.12935039459772935,0.12834336983231964,0.12191066354765663,0.11445247446710535,0.09297013341462904,0.08118011911991078,0.07958624990476916,0.07126943194967642,0.06937163350103485,0.06626637143512534,0.061537467084748526,0.04482331938325042,0.041622557669807075,0.038378305080820685,0.03757143507255891,0.03712411377384348,0.036927063811921824,0.03666966830003848,0.03656063491898658,0.03591114699307372,0.035672711740100845],"twin_dists":[0.1982304423944821,0.21918252350613082,0.23780779625881374,0.24049571019389504,0.2626696861275279,0.26317109483470624,0.26644641428027427,0.27041325482996814,0.28308330500449763,0.2910512991935687,0.2921981977860529,0.2985016279575549,0.30002284112046607,0.30258652553031895,0.30668583919276804,0.32364694890219936,0.3274853124855827,0.33163866507554285,0.3327176124450837,0.33332425964443196,0.333593463227553,0.33394695094616145,0.3340973244795987,0.33500103946780735,0.3353362913659308],"n_dims_used":45,"mean_confidence":0.9124878777398003},"coverage":{"mean_confidence":0.9124878777398003,"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}}