{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900000356},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900000731","490:4900000431","490:4900000191","490:4900000482","496:4960009182","490:4900001196","490:4900000355","490:4900000268","490:4900000189","490:4900004462","490:4900000358","490:4900000425","496:4960008161","496:4960004360","490:4900000432","490:4900000620","490:4900000120","490:4900001091","490:4900000121","490:4900000498","496:4960009082","490:4900000015","490:4900000338","490:4900000028","490:4900002029"],"twin_admin_codes":[490,490,490,490,496,490,490,490,490,490,490,490,496,496,490,490,490,490,490,490,496,490,490,490,490],"twin_sims":[0.8420203315975613,0.5773369166326701,0.5264492825641108,0.5090241517390667,0.504151454579492,0.499360637569996,0.4705856738722305,0.4700862319134494,0.4647691203014632,0.4511694948146617,0.44782985961225186,0.44341621050951857,0.43762564406299526,0.4309527730628005,0.42948886276038556,0.42321339512320755,0.4141232254830954,0.41363818803637487,0.41311138170973427,0.4089765370540999,0.40772192347361025,0.3984320881479423,0.39429879917332955,0.3921906240623571,0.38733984438100005],"twin_dists":[0.07616252719545905,0.1361304295247825,0.14711979695910268,0.15092955668104252,0.15200071349650995,0.15305659824541856,0.15946315613275472,0.1595754384463014,0.160773338692285,0.16385942333864933,0.16462244686190386,0.16563416581612883,0.16696742359386327,0.16851251213760451,0.168852764204611,0.1703167853559964,0.17245372960201621,0.17256831544909323,0.1726928348531784,0.17367259043015507,0.17397073189490625,0.17619121745600225,0.17718671954956947,0.17769632875458402,0.17887379047829916],"n_dims_used":45,"mean_confidence":0.9154401991102431},"coverage":{"mean_confidence":0.9154401991102431,"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}}