{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":489,"cluster_id":4890001700},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["489:4890002203","489:4890001879","489:4890001695","489:4890002602","477:4770000387","489:4890002123","489:4890001704","489:4890003027","489:4890002609","484:4840002430","484:4840003008","484:4840001076","489:4890002523","477:4770000158","478:4780003418","489:4890001705","489:4890001873","477:4770000900","496:4960005017","470:4700000280","489:4890002282","478:4780003741","489:4890002608","477:4770000082","470:4700000276"],"twin_admin_codes":[489,489,489,489,477,489,489,489,489,484,484,484,489,477,478,489,489,477,496,470,489,478,489,477,470],"twin_sims":[0.40311579674530107,0.3565600246005154,0.3560794286028164,0.3448224076247015,0.33563433499551504,0.3330232511251534,0.32774823547311016,0.32058115549200095,0.3039854974996012,0.3039650212457016,0.3013900270107882,0.28785582293751977,0.27962435335400115,0.2781784782688418,0.2766097714258277,0.2743425741201112,0.26963247204162927,0.26801255508271965,0.2581261694460024,0.25764301368397835,0.25022822025005786,0.24828789097288295,0.23776860546945575,0.23629017474287908,0.2345435871759134],"twin_dists":[0.17506882621144104,0.18651827460528392,0.18664020857638772,0.18952116776685285,0.19190976031493426,0.19259497276721407,0.19398827821182302,0.19590134547196528,0.20042585728728324,0.2004315262038996,0.20114619822660829,0.20496280697667382,0.2073366503732547,0.20775796992258286,0.20821659373793286,0.20888224450268972,0.210276016865826,0.2107588399931398,0.2137456923324019,0.2138934881333733,0.21618402480712165,0.21679054285373164,0.22013302824737702,0.2206104387767916,0.22117696382306787],"n_dims_used":45,"mean_confidence":0.9168670654296875},"coverage":{"mean_confidence":0.9168670654296875,"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}}