{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":470,"cluster_id":4700001675},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["470:4700003155","470:4700001829","470:4700003342","470:4700001102","466:4660001477","466:4660001576","466:4660001807","496:4960004748","466:4660001689","496:4960004584","470:4700001236","466:4660002105","496:4960006717","496:4960006583","470:4700001532","470:4700002144","470:4700001382","466:4660001996","496:4960007513","488:4880005989","470:4700002825","496:4960006042","466:4660001897","466:4660002499","488:4880003835"],"twin_admin_codes":[470,470,470,470,466,466,466,496,466,496,470,466,496,496,470,470,470,466,496,488,470,496,466,466,488],"twin_sims":[0.7770073862971308,0.7748416708801319,0.7654316971870815,0.7603833628422734,0.6931873072554539,0.6779112086623919,0.677293101867846,0.6694926174742203,0.6668273357552646,0.6573124274059003,0.6480586372846279,0.6462802566441295,0.6235589909409627,0.6084804826805181,0.5790330770908961,0.5737282537209857,0.560489828725993,0.5580041142350799,0.5469757089815616,0.5422195645342424,0.5412516250474874,0.541089404298389,0.5409816226705978,0.5389862928561694,0.5363910773808457],"twin_dists":[0.09225759649756186,0.09276649549511781,0.09496219567485752,0.09613038078186956,0.11118576501191701,0.1145164504969404,0.11465073133185259,0.1163424821259943,0.11691937768122984,0.11897464822647824,0.1209680420052424,0.12135060049992168,0.12622729935371665,0.1294569764516855,0.13576645256902747,0.13690513440243374,0.13975172957832613,0.14028716568042382,0.14266709595654456,0.1436959240104536,0.14390550293247012,0.14394063385563627,0.14396397639152916,0.14439626782721188,0.14495898437417765],"n_dims_used":43,"mean_confidence":0.9129282042037609},"coverage":{"mean_confidence":0.9129282042037609,"n_dims_used":43,"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}}