{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":489,"cluster_id":4890002990},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["489:4890002552","489:4890001822","489:4890002574","489:4890002495","489:4890003237","489:4890001651","489:4890003559","489:4890001568","489:4890001733","489:4890002409","489:4890001154","489:4890003566","489:4890001906","489:4890002634","470:4700008120","470:4700006190","489:4890001975","489:4890003153","489:4890001981","489:4890002553","489:4890003562","489:4890003428","489:4890002632","489:4890003301","489:4890001989"],"twin_admin_codes":[489,489,489,489,489,489,489,489,489,489,489,489,489,489,470,470,489,489,489,489,489,489,489,489,489],"twin_sims":[0.8766356708341917,0.8571282073357087,0.7948323551892669,0.7530868052669145,0.7441791676625112,0.7394533607571326,0.7224660811711912,0.6969645964004351,0.6938185401981125,0.692955291265351,0.6660045825729436,0.6529668183878842,0.6502294661737644,0.6405077046080877,0.6388614140536375,0.6342657950367734,0.6311884589816288,0.6182726100637296,0.6149323276244454,0.6141168054960229,0.6107127130099701,0.6077348537405667,0.6040330320392789,0.6039944124365227,0.6005458832270516],"twin_dists":[0.06664568496692853,0.07211666606565385,0.08801314503294268,0.09780760956229484,0.09983850753405224,0.10090906130086981,0.10472181971082577,0.11035826755509744,0.11104759626394511,0.11123653877582229,0.11709735104989724,0.11991135864867829,0.12050084352049653,0.12259135245415334,0.12294494479070399,0.1239314564216311,0.12459164840149521,0.1273599049787992,0.12807534930553677,0.12825000497425731,0.12897898327136578,0.12961663671319829,0.13040929941716015,0.13041756905247595,0.13115603000803291],"n_dims_used":45,"mean_confidence":0.9140636867947048},"coverage":{"mean_confidence":0.9140636867947048,"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}}