{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900011585},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900011901","490:4900011645","490:4900011574","490:4900011575","490:4900011978","490:4900011455","490:4900011778","490:4900011905","490:4900011707","490:4900011638","490:4900011640","490:4900011174","490:4900011434","490:4900012042","490:4900011906","490:4900011702","490:4900011838","490:4900011367","490:4900011703","490:4900011176","490:4900011639","490:4900011020","490:4900011768","490:4900011573","490:4900012098"],"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":[0.37653829691998847,0.3499620314164121,0.2939045435723657,0.2157633276449121,0.18613246492819926,0.18270573443764737,0.1652901193472748,0.1554102634248237,0.14352521008360938,0.13586425842620342,0.13136943711663604,0.13013797470474214,0.12878134653715465,0.12331719491492994,0.11538289124047847,0.10909809946882237,0.10280197058518474,0.094443462196076,0.09363241710154464,0.0921673844567084,0.08971764224891415,0.08540319304982945,0.08467945083777134,0.08072160534773189,0.07668774309114597],"twin_dists":[0.1815211918632247,0.1881997937374373,0.20324425681059893,0.2274526997010823,0.2381557227763192,0.23946815897806306,0.24642314513103314,0.2506063974758846,0.2559051181583248,0.25949553021677296,0.26167319741168055,0.2622795928062791,0.26295265724230743,0.26571922874833753,0.26990775749065576,0.2733855061825556,0.27702875113610825,0.2821448976837856,0.28266003592988576,0.28359954975177176,0.28519726810952595,0.2880973167111752,0.2885951568701406,0.2913793684395876,0.2943320027919287],"n_dims_used":45,"mean_confidence":0.8919750637478299},"coverage":{"mean_confidence":0.8919750637478299,"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}}