{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900007781},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900011219","490:4900009922","490:4900010648","490:4900010748","490:4900008104","490:4900009619","490:4900008899","491:4910005762","490:4900007896","490:4900009822","490:4900010492","490:4900011360","490:4900010407","490:4900010820","490:4900008655","490:4900010023","490:4900011289","490:4900010675","490:4900010663","490:4900010761","490:4900010818","491:4910004957","490:4900011061","490:4900011079","490:4900010302"],"twin_admin_codes":[490,490,490,490,490,490,490,491,490,490,490,490,490,490,490,490,490,490,490,490,490,491,490,490,490],"twin_sims":[0.2186901183026295,0.19645342547047592,0.0978793380384699,0.08863093475444779,0.07692077796593111,0.0768479146658013,0.07567608285736005,0.07459600712481161,0.06573343986259719,0.06352567717135706,0.0630894975353585,0.042164320190379204,0.04187495050555028,0.04046346380029234,0.03854975239356661,0.0308032892776433,0.027802841646997478,0.027172957386616254,0.02703890081081811,0.027027341978324067,0.021964489424162566,0.021487798604312557,0.01980050465683229,0.018084769130327753,0.017477432720279934],"twin_dists":[0.22645132033488963,0.23430235054662182,0.28000046732131245,0.28591710314934626,0.2941580727963579,0.2942124100588022,0.29509204729649996,0.2959125880518305,0.3030363115366119,0.3049319704785483,0.30531284763702937,0.32681855607891586,0.3271737843273818,0.32893676480343936,0.33141188354596,0.3426390164238522,0.3476474417952933,0.348757521179068,0.34899663240534995,0.34901729721363467,0.3589016658239429,0.3599313907015396,0.36374353917601027,0.36792253418661397,0.36948526027713896],"n_dims_used":45,"mean_confidence":0.8912829081217448},"coverage":{"mean_confidence":0.8912829081217448,"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}}