{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":497,"cluster_id":4970000300},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["497:4970000242","497:4970000971","497:4970000412","497:4970000966","497:4970000965","497:4970000967","497:4970000668","497:4970000969","491:4910005597","497:4970000399","491:4910005598","497:4970000470","497:4970000244","497:4970000590","497:4970000522","497:4970000532","491:4910004949","497:4970001479","497:4970001406","491:4910004978","497:4970000889","491:4910005676","497:4970000810","497:4970001145","497:4970000888"],"twin_admin_codes":[497,497,497,497,497,497,497,497,491,497,491,497,497,497,497,497,491,497,497,491,497,491,497,497,497],"twin_sims":[0.038399382555436005,0.002396700068874524,0.002133855708412458,0.0017951168517431248,0.0014725573286697268,0.0013846135025994246,0.0011201317300472018,0.0010035281220701234,0.0007109793740636399,0.0004114600777990929,0.00040690254377064944,0.0003845605643851244,0.00030877339766162507,0.00029132925360053814,0.0002724173992474232,0.00026379479418652105,0.00014000108844630253,0.00011565370064675926,0.00009982063410214761,0.00008136905347974633,0.0000771639708254527,0.0000753995195555293,0.00007162514510496311,0.00006487310105125138,0.00006233159488885745],"twin_dists":[0.3316107387129134,0.45115871327676266,0.4554809457444978,0.46183795584245924,0.46901612674584503,0.47122552777805754,0.47875298043461245,0.48261028734104183,0.49450867407011495,0.5128249522201939,0.513191172274337,0.515043942743354,0.5221827541845637,0.5240578462761447,0.526213699638271,0.5272436824092704,0.5471358086065468,0.552994225554644,0.5574667973317645,0.5636168359861894,0.5652026048232418,0.5658925061426217,0.5674211551494147,0.5703568637262677,0.5715375311034603],"n_dims_used":45,"mean_confidence":0.8870903862847223},"coverage":{"mean_confidence":0.8870903862847223,"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}}