{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900011235},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900011586","490:4900011167","490:4900011233","490:4900011083","490:4900011644","490:4900011841","490:4900011435","490:4900010839","490:4900011772","490:4900011232","490:4900011249","490:4900011647","490:4900011072","490:4900011708","490:4900011011","490:4900010426","490:4900011234","490:4900011843","490:4900011833","490:4900010760","490:4900011634","490:4900011078","490:4900012168","490:4900011374","490:4900010427"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490],"twin_sims":[0.24239166391493472,0.23006500433097757,0.22926294701458114,0.22911324445592596,0.2283704333615931,0.1710998003992057,0.12306302275651335,0.1187157696784149,0.11860446858308248,0.11801300497650029,0.11797076267476646,0.11010638962459032,0.1085261874085372,0.10276537728323785,0.09853399561098153,0.09024180334758351,0.08888960121538936,0.08843026589544684,0.08524459833620966,0.07380427721506583,0.07221291593981617,0.06736230896553133,0.06727585194524724,0.06571213128584956,0.06548244412369009],"twin_dists":[0.21865251616947792,0.2226424045608081,0.2229068249612546,0.22295624617046012,0.22320178609999894,0.24404713938897987,0.2658501680468677,0.2681222937298405,0.26818129504263716,0.2684955462445103,0.2685180361619785,0.2728173170942561,0.2737095977632822,0.277050427344832,0.2795986066238464,0.2848525324151295,0.28574513025130893,0.28605079126263594,0.28820612065409523,0.29652018425043436,0.2977575560258808,0.3016707655898676,0.30174256567105007,0.30305435743778836,0.30324917982875804],"n_dims_used":45,"mean_confidence":0.8912157694498698},"coverage":{"mean_confidence":0.8912157694498698,"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}}