{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":489,"cluster_id":4890005266},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["489:4890005134","477:4770003074","489:4890004583","489:4890005264","489:4890005135","489:4890005120","477:4770003321","489:4890004739","489:4890005118","477:4770002348","489:4890005119","489:4890005195","477:4770003247","477:4770003449","489:4890005198","489:4890005371","489:4890005227","489:4890005163","489:4890005191","489:4890005199","477:4770003458","477:4770002345","489:4890005129","477:4770003320","477:4770002209"],"twin_admin_codes":[489,477,489,489,489,489,477,489,489,477,489,489,477,477,489,489,489,489,489,489,477,477,489,477,477],"twin_sims":[0.4915174410818442,0.4514767776604148,0.442131422198576,0.4351267634498611,0.42289237768401916,0.4107437708549061,0.40278360246919775,0.40104565728744246,0.39932654386320515,0.3741630394401545,0.36843556352934287,0.3682554097166019,0.3633961216881333,0.36282204292692743,0.35849333772491254,0.35428227112685684,0.349030631679496,0.34115451116553347,0.33123823194852847,0.31885275611991215,0.31325139049172723,0.31024238876620996,0.3093000707652154,0.3089822451432501,0.3076687765657764],"twin_dists":[0.15479141367108226,0.16378932303278967,0.16592939605787876,0.16754492250717345,0.17039191796058412,0.17325331448987244,0.1751482374041341,0.17556417625268,0.17597641177493806,0.1821082668524386,0.183531486829348,0.18357643086334102,0.18479289404071902,0.1849371478885394,0.18602861808441468,0.18709692744380663,0.18843849074323094,0.1904705590622995,0.19306509184401974,0.1963662617261109,0.19788280101117792,0.19870383906672964,0.19896189643172515,0.19904903587906977,0.19940970189093352],"n_dims_used":45,"mean_confidence":0.9210079616970486},"coverage":{"mean_confidence":0.9210079616970486,"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}}