{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900001716},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["487:4870002345","490:4900000962","487:4870004241","490:4900001160","496:4960008051","490:4900001309","490:4900004990","494:4940007909","490:4900004987","493:4930000253","466:4660005927","490:4900001223","496:4960008050","490:4900000963","490:4900006260","466:4660011504","490:4900012419","487:4870004111","490:4900002442","490:4900005804","496:4960009488","487:4870009879","488:4880001147","466:4660003981","490:4900006032"],"twin_admin_codes":[487,490,487,490,496,490,490,494,490,493,466,490,496,490,490,466,490,487,490,490,496,487,488,466,490],"twin_sims":[0.08977593658487525,0.08332595381398539,0.0803681039684159,0.08036526403301704,0.07975983832778462,0.07644492886634414,0.06829422442803178,0.06317363011747054,0.06109487109904134,0.056934548312725854,0.05575172034463917,0.05450561420848493,0.05161344133370887,0.04857079506177328,0.04201955793887011,0.038927948697472466,0.03777833089104009,0.03564275416615245,0.03348459791129481,0.031727300728300746,0.028877374108362778,0.02829100197904758,0.026531138035045636,0.02441767044400159,0.023575674521827596],"twin_dists":[0.2851588497304639,0.2895353676615868,0.29163332163844896,0.2916353654527697,0.29207239994876033,0.2945136851732007,0.3009015622967787,0.30523921459882913,0.3070825805659149,0.31093226816577746,0.3120690712430771,0.3132884688271039,0.31621027399173746,0.3194348943130481,0.32699600767985343,0.3309146281003222,0.33243909358650103,0.33537854778689574,0.3385053236111686,0.34118093305180774,0.34580271304780563,0.34680191894011897,0.34991167094910186,0.35389061529053506,0.3555592432219946],"n_dims_used":45,"mean_confidence":0.8978863186306424},"coverage":{"mean_confidence":0.8978863186306424,"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}}