{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":500,"cluster_id":5000000466},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["500:5000000136","500:5000000141","500:5000000464","485:4850007488","500:5000000215","485:4850006938","500:5000000311","485:4850007216","485:4850007083","485:4850007422","485:4850007426","485:4850007289","485:4850006784","500:5000000465","500:5000000305","500:5000000413","500:5000000359","485:4850007548","485:4850007353","485:4850007219","485:4850007220","485:4850006857","485:4850007222","485:4850007288","500:5000000409"],"twin_admin_codes":[500,500,500,485,500,485,500,485,485,485,485,485,485,500,500,500,500,485,485,485,485,485,485,485,500],"twin_sims":[0.8368295296393757,0.7708462887555785,0.7395203633302226,0.7315702205109486,0.7229254669870144,0.7196379667273112,0.7151984856895628,0.7074575657292101,0.7018303732851686,0.6700718977272766,0.6543825548701284,0.6533140667376247,0.641352341257429,0.6325977716855614,0.6305999657944098,0.626379544621298,0.6188287218636046,0.6175747205004023,0.6159055824286879,0.6001239201833773,0.5918183010557464,0.5808888582263111,0.5767700338932692,0.5762110252102131,0.5744061527203885],"twin_dists":[0.07751992575635648,0.09370177240462535,0.10089391484094971,0.10268499344310646,0.10461938549459261,0.10535167005969799,0.1063378123692016,0.10805020802308817,0.10928975342487085,0.11621702402668788,0.11960631565962893,0.11983654919443404,0.12240989753054766,0.12428934022902505,0.12471786711836004,0.12562277744471723,0.12724077941149148,0.12750939495870994,0.12786690430823366,0.13124639301793303,0.13302541243837465,0.1353683263132281,0.13625209732366286,0.136372085850469,0.13675956797950864],"n_dims_used":45,"mean_confidence":0.9185635036892361},"coverage":{"mean_confidence":0.9185635036892361,"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}}