{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900012352},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900004686","490:4900002122","490:4900002279","490:4900003303","490:4900004415","466:4660005653","490:4900007490","490:4900012778","490:4900003989","490:4900012285","466:4660007453","490:4900006883","490:4900012288","490:4900003297","490:4900004268","490:4900006398","494:4940006941","490:4900004129","494:4940008697","494:4940007262","470:4700004153","490:4900005756","490:4900001815","490:4900007731","494:4940008104"],"twin_admin_codes":[490,490,490,490,490,466,490,490,490,490,466,490,490,490,490,490,494,490,494,494,470,490,490,490,494],"twin_sims":[0.4626321221273673,0.27856752873877594,0.24786852865608744,0.2414700650635992,0.24058182987232904,0.23948271406504135,0.2387784159777556,0.23570200952695627,0.23378200856018683,0.2333745959649973,0.2291727847507211,0.21599223093571676,0.21036973507102136,0.20222515325270235,0.20074450699126414,0.19684745991662914,0.19647099849364266,0.1810193081244573,0.18094785887731,0.1805000011425563,0.17897615978432402,0.173809970958098,0.1703648062862378,0.16544850165343447,0.16537116335705426],"twin_dists":[0.16125611875812665,0.20764447209674403,0.21692202796098076,0.2189461816094986,0.21922990404874015,0.21958192939478385,0.21980805475297333,0.22080090981251527,0.22142485537053191,0.22155768444386031,0.22293658761708568,0.22737405384930115,0.2293223543973902,0.23220843444087097,0.23274162480951277,0.23415805789937374,0.23429591116050297,0.24012044205328692,0.24014817218684575,0.24032216677674723,0.24091648554413025,0.2429585258442454,0.24434449648178985,0.24635757957390242,0.24638958965961882],"n_dims_used":45,"mean_confidence":0.9156725565592448},"coverage":{"mean_confidence":0.9156725565592448,"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}}