{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":499,"cluster_id":4990003261},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["499:4990001391","499:4990001761","499:4990002698","499:4990001200","499:4990002128","499:4990002301","499:4990000401","499:4990002109","499:4990000758","499:4990000677","470:4700000890","499:4990002450","477:4770003883","499:4990001828","485:4850003005","499:4990001646","499:4990002615","499:4990002807","499:4990000463","499:4990001401","499:4990002315","499:4990000282","499:4990002371","485:4850004179","470:4700002039"],"twin_admin_codes":[499,499,499,499,499,499,499,499,499,499,470,499,477,499,485,499,499,499,499,499,499,499,499,485,470],"twin_sims":[0.7762787587297746,0.6082504546614232,0.5814441221739084,0.5669736696119109,0.5457421553608593,0.5230804195116814,0.5079821414863901,0.4752202713704094,0.45776999012726305,0.4559422113792712,0.45465805527616476,0.44460380179385856,0.4436520686467818,0.43151600687167424,0.42329238456938856,0.4231424807693347,0.4188022387816877,0.41451431981897446,0.41018993846103563,0.4085546858537561,0.4064538554246715,0.4057095270693193,0.40496595806381414,0.4008313876163729,0.38705546239788985],"twin_dists":[0.09242896324507863,0.12950623207395923,0.13524922386905705,0.1383565554878125,0.14293378079191463,0.14785399693207038,0.15115839185886915,0.15842311775042892,0.16235749089243015,0.16277260289665968,0.16306461263335673,0.16536156333708815,0.1655800040771005,0.16838172666866572,0.17029830190990206,0.17033338046909205,0.1713513068759594,0.17236137929412745,0.17338462573492036,0.1737727923675184,0.17427248361341605,0.1744498001598379,0.17462708065545113,0.17561551334002784,0.17894303514205165],"n_dims_used":45,"mean_confidence":0.9349536471896701},"coverage":{"mean_confidence":0.9349536471896701,"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}}