{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900004684},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900004962","490:4900004266","490:4900005379","490:4900002597","490:4900004822","490:4900005378","490:4900005109","490:4900004956","490:4900001833","490:4900004401","490:4900005639","490:4900004269","490:4900002285","490:4900004683","490:4900004408","490:4900002594","490:4900004557","490:4900005636","490:4900005236","490:4900005624","490:4900005246","490:4900003043","490:4900001674","490:4900012290","490:4900004690"],"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":[0.6442480440760634,0.5012885098719194,0.4813894560409301,0.4492013426697783,0.4289889313769211,0.3923746878114239,0.38756862172568235,0.37548470552742297,0.36432248385183724,0.35695193738361175,0.35533749942760434,0.34511241985316016,0.32982902514428186,0.32254284796936816,0.2987288563152141,0.29807791616793167,0.278843537958124,0.27734699489721015,0.27324710681174136,0.27295454212283793,0.26505044326429433,0.264150833044876,0.2631490316628937,0.25941146580648367,0.25894912271195647],"twin_dists":[0.12178757539668701,0.15263136587684092,0.15704383657315435,0.16430883987111222,0.1689690699989671,0.1776517843827611,0.17881810253117156,0.18178137586529267,0.18456036172513687,0.18641890347774015,0.18682861328125,0.18944633117764353,0.19343721383586662,0.19537537516401102,0.20188853930017514,0.20207070961748558,0.20756401034124125,0.20800086354571595,0.2092050830801568,0.20929143754048013,0.21164641640288032,0.21191720037290615,0.2122194225978627,0.21335337156539919,0.21349435472116035],"n_dims_used":45,"mean_confidence":0.9223943074544271},"coverage":{"mean_confidence":0.9223943074544271,"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}}