{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":477,"cluster_id":4770003033},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["477:4770001993","477:4770003504","477:4770003107","477:4770003503","477:4770003502","477:4770003034","477:4770001934","477:4770003192","477:4770003040","477:4770003290","500:5000001993","477:4770002600","477:4770002008","477:4770002005","477:4770003425","477:4770003209","477:4770003043","477:4770002456","477:4770002123","477:4770002888","477:4770002070","477:4770002068","477:4770001817","477:4770001997","477:4770001930"],"twin_admin_codes":[477,477,477,477,477,477,477,477,477,477,500,477,477,477,477,477,477,477,477,477,477,477,477,477,477],"twin_sims":[0.9070594128615938,0.9047045040515838,0.9011706559918297,0.8950269380661985,0.8733167371522486,0.8651457912230017,0.8134080805337187,0.8013862027391818,0.766484554524022,0.7272485607640289,0.7164300697902298,0.7145016621839162,0.6891430713499117,0.6883001760451241,0.6841401773095926,0.6767242247215582,0.6753140863169281,0.6747672506036669,0.6740487247610951,0.6675611264635992,0.6595076812806163,0.6593836111308838,0.6561469647471372,0.6496402756894821,0.6494703840643219],"twin_dists":[0.057364938041184234,0.05812428274019752,0.05924914308259777,0.06116563392763926,0.0675988844864921,0.06990511416295635,0.08346845492850319,0.08642506464429418,0.094717728311018,0.10365366728408283,0.10606454852575549,0.10649232088866607,0.11206992531886055,0.11225397374716967,0.11316122075846001,0.11477428658080266,0.11508043157385626,0.11519910385733023,0.11535499612210785,0.11676060486584734,0.1185010094076535,0.11852778659022865,0.11922597954454253,0.12062767148765594,0.12066423860699468],"n_dims_used":45,"mean_confidence":0.9240210639105902},"coverage":{"mean_confidence":0.9240210639105902,"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}}