{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900004832},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900002445","490:4900004687","490:4900005111","490:4900004824","490:4900002443","490:4900001538","490:4900005106","490:4900001691","490:4900005765","466:4660006585","490:4900004693","490:4900004825","490:4900007494","490:4900005110","490:4900001968","490:4900005887","490:4900005108","490:4900005230","493:4930006975","490:4900002881","490:4900012849","490:4900005755","490:4900005509","490:4900012716","490:4900012636"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,466,490,490,490,490,490,490,490,490,493,490,490,490,490,490,490],"twin_sims":[0.3468125811136485,0.3369870620261002,0.32345281626223776,0.2979587168334226,0.28781037028842615,0.26985030599474635,0.26979181640469885,0.2592802979992019,0.2487459216705932,0.21822276641294763,0.21318628088526,0.20797879732886457,0.19967779057398954,0.1907717120037521,0.1905785440057694,0.18786057286197405,0.18012713263685026,0.17695665850472989,0.17421667923829798,0.17295233441121477,0.171464679798696,0.16462639675180074,0.15903530785309836,0.15742151768736662,0.1543694703629561],"twin_dists":[0.1890082789927659,0.19155590862801475,0.1951320004878331,0.20210409369128376,0.20497580200814935,0.2102112276283179,0.21022862071055018,0.2133933527265792,0.21664709639349966,0.2266106143373847,0.2283420229363977,0.23016156721997708,0.23312743666349572,0.2364056594019318,0.2364779304934401,0.23750029457224597,0.24046726103650723,0.24170967618880168,0.2427962098370605,0.24330169735132998,0.24389985991959187,0.24669840115733416,0.24904963037704275,0.24973943661926437,0.25105826090870315],"n_dims_used":45,"mean_confidence":0.9175774468315973},"coverage":{"mean_confidence":0.9175774468315973,"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}}