{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":477,"cluster_id":4770001896},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["477:4770002018","477:4770000815","477:4770001956","477:4770001953","485:4850008010","485:4850008017","477:4770001839","477:4770000755","477:4770001957","485:4850007984","477:4770001832","477:4770002013","477:4770000753","500:5000000837","485:4850007985","477:4770000705","500:5000002018","477:4770000756","477:4770002011","477:4770000816","477:4770001836","477:4770001725","477:4770000706","485:4850007960","477:4770002135"],"twin_admin_codes":[477,477,477,477,485,485,477,477,477,485,477,477,477,500,485,477,500,477,477,477,477,477,477,485,477],"twin_sims":[0.898250471321195,0.8767553794318752,0.875928704666029,0.8748717335090811,0.8656492625603888,0.850301504512542,0.8152255796565363,0.8007880484151461,0.7993379379666634,0.798392023600497,0.7817398233264573,0.7803408590221438,0.7794468618189077,0.7719924574111501,0.7700108276208348,0.7648275768205098,0.7639869119176063,0.7453920667277802,0.7435387156370385,0.7427879289613577,0.7287388777414244,0.7285287910041833,0.7236234139283388,0.7230380186370441,0.70516861933065],"twin_dists":[0.06016605153366773,0.06661111771511596,0.06684956118008824,0.06715352327638852,0.06976459531782436,0.07396332808987253,0.08301619880050042,0.08657066948328843,0.08692309782661911,0.08715256370871285,0.09114067426340441,0.0914715623231015,0.09168269787572912,0.09343393014384538,0.09389677578329889,0.09510233663282901,0.09529719092977669,0.09956299412569418,0.09998386241669972,0.10015414900071298,0.10331999989626346,0.10336706008943644,0.10446368925130428,0.10459428327240412,0.10855492474124073],"n_dims_used":45,"mean_confidence":0.9221470303005642},"coverage":{"mean_confidence":0.9221470303005642,"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}}