{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":499,"cluster_id":4990000746},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["499:4990001085","477:4770003836","499:4990000660","499:4990000593","499:4990000238","477:4770004019","477:4770003873","499:4990000167","499:4990000909","499:4990000523","499:4990000451","499:4990000166","477:4770003652","477:4770003717","477:4770003837","499:4990000598","488:4880000637","477:4770003835","488:4880000560","499:4990001001","499:4990000834","499:4990000522","499:4990000825","499:4990000460","499:4990000747"],"twin_admin_codes":[499,477,499,499,499,477,477,499,499,499,499,499,477,477,477,499,488,477,488,499,499,499,499,499,499],"twin_sims":[0.8829489814165039,0.8693245973571424,0.8024627283991057,0.7803951924356879,0.7726031756519025,0.7689065735170847,0.7604370624264953,0.7390089742519635,0.7369852020513491,0.7336457959345314,0.7319747087996487,0.7243352325159874,0.7141143604547605,0.7069673921884981,0.6885692025417172,0.6821165607942627,0.6810919274562726,0.6764471457826544,0.6729327613268178,0.670315589886798,0.6667910889487614,0.665456264819706,0.6627686999883488,0.6544531051276559,0.6511988609144781],"twin_dists":[0.0648040789448572,0.06873261532652356,0.08616266771205018,0.09145872248340155,0.09329106333565768,0.0941542215935926,0.09611798887888452,0.10100949560157675,0.10146638558825323,0.10221855390209769,0.1025941564506569,0.10430481412581448,0.10657816654277776,0.10815835260575543,0.1121952394310319,0.11360190899418784,0.1138248922861634,0.11483445519182849,0.11559702898976226,0.11616423814577999,0.11692721946371377,0.11721593194013324,0.1177968356231996,0.11959111142144688,0.12029213299455535],"n_dims_used":45,"mean_confidence":0.9252684699164496},"coverage":{"mean_confidence":0.9252684699164496,"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}}