{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":489,"cluster_id":4890005036},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["489:4890004996","489:4890005374","489:4890005262","477:4770002553","477:4770003447","489:4890005038","477:4770002619","477:4770002482","477:4770002833","489:4890005037","489:4890004967","489:4890005080","489:4890004999","477:4770003302","489:4890005011","489:4890005077","489:4890005000","489:4890004344","489:4890005093","489:4890005056","477:4770002993","477:4770003158","477:4770002834","477:4770002618","489:4890004690"],"twin_admin_codes":[489,489,489,477,477,489,477,477,477,489,489,489,489,477,489,489,489,489,489,489,477,477,477,477,489],"twin_sims":[0.8706408080757885,0.7908125506278191,0.7807359073572127,0.7726772135963905,0.7698625259062958,0.7595732073573408,0.7508964406654632,0.7385092337697601,0.6874021177532195,0.6617644334878516,0.6456320077362824,0.6115146994745639,0.5929287876685259,0.5913283831490249,0.576863923593296,0.5757324378505203,0.5706617730713692,0.5682984509181532,0.5640259991251283,0.5617728769777538,0.5559348875817463,0.5556475894768675,0.5549498487683516,0.5545293347436969,0.5511629788780401],"twin_dists":[0.0683603286676642,0.08897953477444101,0.09137818545511076,0.09327373626933362,0.09393137037274712,0.09631724767228057,0.0983086442749073,0.10112239316160766,0.11244998323356466,0.1180137710998915,0.12149001090049107,0.12880724659664275,0.13278749875757503,0.13313038033819702,0.1362319453990031,0.13647482092334273,0.13756382528331332,0.13807173606006154,0.13899057328382125,0.13947548192859432,0.14073314746767315,0.1407950882667607,0.14094553946722113,0.14103622708708488,0.1417625958541507],"n_dims_used":45,"mean_confidence":0.9204389784071181},"coverage":{"mean_confidence":0.9204389784071181,"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}}