{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":473,"cluster_id":4730001484},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["500:5000001482","473:4730002156","500:5000001425","473:4730001751","473:4730004138","500:5000002613","500:5000001545","500:5000001976","473:4730002556","473:4730001849","500:5000002092","473:4730003878","500:5000001767","473:4730001420","473:4730002369","473:4730001742","500:5000002094","500:5000002758","473:4730001765","473:4730001667","473:4730002413","500:5000002757","473:4730002894","473:4730002558","473:4730001488"],"twin_admin_codes":[500,473,500,473,473,500,500,500,473,473,500,473,500,473,473,473,500,500,473,473,473,500,473,473,473],"twin_sims":[0.5931978586011871,0.5800853334505023,0.5573214465817452,0.5520346961821339,0.5480323114946042,0.5348634157527434,0.5144320067499355,0.5109421037791162,0.5063029724406417,0.505249682536964,0.5051958440735538,0.5041861121201195,0.49719766015226285,0.49626331568796567,0.4900408136159672,0.48661940259132774,0.4823943364786029,0.4543792891342271,0.44811012507748743,0.4462798375599406,0.44211794696572465,0.4362588627253591,0.43175397409302124,0.42861404527962677,0.4282243069738971],"twin_dists":[0.13272985523649816,0.13554069603899718,0.14043427487707652,0.14157443608874443,0.1424387485743187,0.14529047486320842,0.14974386305843562,0.15050867327462047,0.15152741227587624,0.15175905263975825,0.1517708962985161,0.15199308507375364,0.15353423580897796,0.15374074377908317,0.15511892536297436,0.15587892577038925,0.15681970566948725,0.163128042210971,0.16455833123429037,0.1649773160557121,0.16593249427479467,0.16728312819053795,0.1683264903813603,0.16905632120571168,0.16914706228926205],"n_dims_used":45,"mean_confidence":0.9167034573025173},"coverage":{"mean_confidence":0.9167034573025173,"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}}