{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900005148},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["470:4700001966","490:4900005011","490:4900002351","478:4780008856","466:4660001873","478:4780007602","478:4780008647","478:4780007357","478:4780007356","470:4700001810","478:4780008540","478:4780006680","478:4780007862","466:4660002076","478:4780006542","478:4780006694","478:4780007966","466:4660002077","490:4900004033","478:4780008646","478:4780008645","478:4780008320","478:4780008964","478:4780008097","478:4780008090"],"twin_admin_codes":[470,490,490,478,466,478,478,478,478,470,478,478,478,466,478,478,478,466,490,478,478,478,478,478,478],"twin_sims":[0.44553614949295894,0.4145905181897177,0.33320335199356627,0.33128121417755557,0.31283327975873326,0.31283141429054995,0.30521120760266207,0.2973499717173222,0.2751365799184655,0.27402169205060695,0.2738741845323549,0.2705915654215998,0.26339327158918274,0.25542835643408746,0.2449372050928546,0.2397166354969765,0.23921274900684825,0.23787457408082172,0.23695222505388452,0.2368685859826909,0.23684588269187362,0.23308541533161375,0.22592415308422323,0.22586109198339846,0.22149920393505193],"twin_dists":[0.16514774558656256,0.17234339072465843,0.19254761622492933,0.19305375539636385,0.19799661694632395,0.19799712494848365,0.20008691784038873,0.2022747069287278,0.20864874189910754,0.20897672763986075,0.2090201837396567,0.20999100048502173,0.21214567439373552,0.21457319563618465,0.21784511806292128,0.21950692113281334,0.21966855449026912,0.22009888363870952,0.22039641108011807,0.22042342836023707,0.2204307631027476,0.22165205863153248,0.22401417361380835,0.2240351925786482,0.2254986367009984],"n_dims_used":45,"mean_confidence":0.9164161682128906},"coverage":{"mean_confidence":0.9164161682128906,"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}}