{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":489,"cluster_id":4890001567},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["489:4890001565","489:4890001210","489:4890001334","489:4890001562","489:4890001564","489:4890001147","489:4890001027","470:4700006039","489:4890001563","489:4890001028","489:4890000791","489:4890001566","489:4890001486","470:4700006605","489:4890001277","489:4890000788","489:4890001267","489:4890000965","489:4890001151","489:4890001148","489:4890001268","489:4890001891","489:4890001343","489:4890002071","489:4890001274"],"twin_admin_codes":[489,489,489,489,489,489,489,470,489,489,489,489,489,470,489,489,489,489,489,489,489,489,489,489,489],"twin_sims":[0.9558251716295166,0.8941394103375615,0.8941141891111557,0.864619781006602,0.8602270235002308,0.8376761684502254,0.8129969603614731,0.8024860898718478,0.7958047875126413,0.7782486522028412,0.7774838518292267,0.733470175050702,0.731680360910778,0.7275884886436175,0.719165322548868,0.7039275738744981,0.696233870159781,0.6950225176657014,0.685658653092212,0.6821020984847472,0.6815553732742635,0.6720998031764187,0.6676333371379264,0.6598492632736728,0.6581383057517014],"twin_dists":[0.0390403043750004,0.06143861554676576,0.06144635920169641,0.07005170963263309,0.07126759833058784,0.07729958564149433,0.08357055589619597,0.08615696853767688,0.08777850735278345,0.09196529764843502,0.09214545074900661,0.10225805196268467,0.10266026191478102,0.10357759528111679,0.1054568063189767,0.10882828089448891,0.11051848117681555,0.11078393256997675,0.11283026734977943,0.11360505703031464,0.11372404867503069,0.11577761427515894,0.11674497816519215,0.1184272829394616,0.11879649648012776],"n_dims_used":44,"mean_confidence":0.9137781316583807},"coverage":{"mean_confidence":0.9137781316583807,"n_dims_used":44,"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}}