{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":477,"cluster_id":4770000317},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["477:4770000150","477:4770000229","477:4770000272","477:4770000086","477:4770000225","477:4770000230","477:4770000044","477:4770000227","477:4770000228","489:4890001784","477:4770000274","477:4770000110","477:4770000269","477:4770000316","477:4770000325","477:4770000442","489:4890002364","477:4770000402","477:4770000271","477:4770000441","477:4770000495","489:4890001783","477:4770000108","477:4770000447","477:4770000662"],"twin_admin_codes":[477,477,477,477,477,477,477,477,477,489,477,477,477,477,477,477,489,477,477,477,477,489,477,477,477],"twin_sims":[0.9399089134678215,0.9328908772210225,0.9243211162728542,0.9098722431014984,0.9058840004833025,0.9022263901745309,0.8961951782787206,0.8936284783770898,0.8920519462370655,0.8653971617739531,0.858808985363908,0.833482746885697,0.8297972756844176,0.8275103733363944,0.8126458235204174,0.7822945174048276,0.7767270079426565,0.7765526509098708,0.7754806544359878,0.7617078334534874,0.744665414216094,0.7365003105726093,0.7302583963187915,0.72150806748837,0.7178619685978105],"twin_dists":[0.045723312149981474,0.04840923876921447,0.051524579217710094,0.05644718797333282,0.057744953366564114,0.058914882099534556,0.06080485956132628,0.06159533923698099,0.06207699231406538,0.06983498176904811,0.07165700530212679,0.07838703260255793,0.07933489212331604,0.07991949512298113,0.08365770226612011,0.09100930740467368,0.09232355761952031,0.09236456467012477,0.09261649057101154,0.09582452956047345,0.09972809280494441,0.10157573595363666,0.10297938672525266,0.10493532585251267,0.10574654358458176],"n_dims_used":45,"mean_confidence":0.9199539184570312},"coverage":{"mean_confidence":0.9199539184570312,"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}}