{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":489,"cluster_id":4890004732},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["489:4890004311","489:4890004157","489:4890004715","489:4890004077","489:4890004689","489:4890004722","489:4890004678","489:4890004761","489:4890004355","489:4890004854","489:4890004598","489:4890004154","489:4890004295","489:4890004360","489:4890004364","489:4890004078","489:4890004463","489:4890004314","489:4890004407","489:4890004410","489:4890004677","489:4890004457","489:4890004350","489:4890004257","489:4890004155"],"twin_admin_codes":[489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489],"twin_sims":[0.915520952013588,0.9100177127500184,0.898361580260853,0.8976497254822364,0.8917603910196145,0.8808147984787048,0.8656674014514086,0.8639892890399001,0.8554442950719618,0.8375787447084875,0.8297818928474135,0.8231858444766325,0.815287991460219,0.8147708469985505,0.8087770024455185,0.8065930668189187,0.805907332702562,0.7992002707752248,0.7906881827961024,0.7882285830469742,0.7838876826263528,0.7834914288493408,0.7796544124088327,0.7786395029249749,0.7782157804337045],"twin_dists":[0.054566462291530636,0.05639939692849397,0.06013136618427225,0.06035331774446129,0.06216575047834547,0.0654309400751723,0.06975952899802053,0.07022713737939978,0.0725751607626282,0.07732496105626936,0.0793388334381534,0.08101780178526322,0.08300064280344338,0.08312948789796838,0.08461440877126643,0.08515171850466566,0.08532002900946865,0.08695651474914931,0.08900934419140241,0.08959780075368269,0.09063146296837128,0.09072551599600488,0.09163370239634887,0.09187316260965829,0.09197304439402018],"n_dims_used":45,"mean_confidence":0.9206483629014757},"coverage":{"mean_confidence":0.9206483629014757,"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}}