{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900007572},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900007673","490:4900005182","490:4900004902","490:4900005583","490:4900007571","490:4900007674","490:4900004760","490:4900007185","490:4900004761","490:4900006696","491:4910002415","490:4900007070","490:4900004762","490:4900005319","490:4900004903","490:4900007186","490:4900003788","490:4900007649","490:4900006087","490:4900005449","490:4900007427","497:4970001659","490:4900004907","490:4900005045","490:4900010400"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,491,490,490,490,490,490,490,490,490,490,490,497,490,490,490],"twin_sims":[0.10840609811620726,0.046235228005640276,0.027456950983014813,0.008936892376709533,0.0032855630786630865,0.0031343424075096177,0.002205144030850743,0.0019996070441530853,0.0019358952116042996,0.0016449222081166598,0.0011024347395568314,0.0009552958461152706,0.0006452397693035233,0.0006203485483956447,0.0004509121402946245,0.00042936391107674745,0.00030210604488212337,0.0002933330406373721,0.00025124180872384356,0.00021951830375256003,0.0002143210691246814,0.00020910145191746106,0.00019774526677596656,0.0001955492420508501,0.00018565291388224995],"twin_dists":[0.27377781807200907,0.32202657445394317,0.34825431088040715,0.3989311040478833,0.4392069148067381,0.44101275568958714,0.45426235838660844,0.4578809582819608,0.4590722507196924,0.4650182156173884,0.47931372590355287,0.4843287445870729,0.497807014899678,0.49913822354407594,0.5098045305043284,0.5114221077059206,0.522887410590441,0.523837178925079,0.5288011545096533,0.533089286752867,0.5338468752727504,0.5346253260499336,0.5363841761717801,0.5367352379011295,0.5383648158346394],"n_dims_used":45,"mean_confidence":0.9302496168348524},"coverage":{"mean_confidence":0.9302496168348524,"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}}