{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":489,"cluster_id":4890005380},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["477:4770002750","477:4770002673","489:4890005354","477:4770002749","477:4770002745","489:4890005401","489:4890005421","489:4890005403","489:4890005462","489:4890005321","477:4770002975","484:4840008582","489:4890005350","477:4770002813","477:4770002674","470:4700007164","484:4840007524","489:4890005436","484:4840003846","489:4890005422","477:4770002738","477:4770002814","466:4660003155","488:4880006097","467:4670000526"],"twin_admin_codes":[477,477,489,477,477,489,489,489,489,489,477,484,489,477,477,470,484,489,484,489,477,477,466,488,467],"twin_sims":[0.8408812552046646,0.7580564759589331,0.6951139719229894,0.523422633684162,0.509999980285484,0.42240938386994004,0.3385437344771452,0.3110019982597898,0.2736228848227978,0.25104628564408726,0.23194333632538106,0.2266748265776355,0.21380043055864273,0.20952983105934955,0.17439312825117786,0.16375189412138152,0.15393324559487584,0.153503203196071,0.11821770709460802,0.1157862034448736,0.08117958124420446,0.07188075157123679,0.06547963849795735,0.05787466999489638,0.05470239230561258],"twin_dists":[0.07646173870364197,0.09666665307235348,0.11076389769360113,0.1477793672235608,0.1507153658644156,0.17050500541902008,0.1911496563944022,0.19849614380686936,0.20909425039634869,0.2159292110309639,0.2220255300817271,0.22376426431537716,0.22812942735739167,0.22961641561091534,0.24272587372399324,0.24706229849019942,0.2512483127499384,0.2514360578041902,0.26838664953233776,0.26968961016469256,0.2910516831761709,0.2980186119027909,0.3032515630288659,0.3100425535843921,0.313094384453684],"n_dims_used":45,"mean_confidence":0.9210812886555989},"coverage":{"mean_confidence":0.9210812886555989,"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}}