{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":470,"cluster_id":4700006862},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["489:4890000850","489:4890001344","489:4890000901","489:4890000844","489:4890001345","489:4890001219","489:4890001084","489:4890001418","489:4890000909","489:4890001082","489:4890001030","489:4890001146","470:4700006863","489:4890000911","489:4890001157","489:4890001094","470:4700005623","489:4890001149","489:4890001156","489:4890001278","478:4780001415","489:4890001209","489:4890001215","489:4890001480","489:4890001342"],"twin_admin_codes":[489,489,489,489,489,489,489,489,489,489,489,489,470,489,489,489,470,489,489,489,478,489,489,489,489],"twin_sims":[0.9180133484990057,0.8880072339736945,0.8629834140547521,0.8619291903646639,0.8483845620170464,0.8474795805288449,0.8458194691956972,0.8433247228391071,0.8279212785820816,0.822101444969772,0.818109073576254,0.8152361800984619,0.8022222965115393,0.7913987419945461,0.7912288241033184,0.7800650062037219,0.7786923205368806,0.7785991128749424,0.7711375730518414,0.762881797981636,0.7539693849578307,0.7525978854543106,0.7520586214950622,0.7510375433362317,0.7490921656441695],"twin_dists":[0.05371950037930344,0.06329976181956086,0.07050637167095097,0.07079819312791281,0.07447625337362686,0.07471758013778293,0.07515892473624192,0.07581894062634768,0.07981465190161183,0.08129177692982814,0.08229567563526681,0.08301355678653675,0.08622131029010949,0.08883896054532199,0.08887972062151543,0.09153673668010097,0.09186070840318446,0.09188268587181384,0.0936337385899687,0.09555306152595897,0.09760541069397574,0.09791954309807396,0.09804293844975721,0.09827640081793508,0.09872054456720157],"n_dims_used":42,"mean_confidence":0.9098220098586309},"coverage":{"mean_confidence":0.9098220098586309,"n_dims_used":42,"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}}