{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900007596},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900005873","490:4900007715","490:4900006375","490:4900009047","490:4900004931","490:4900009688","490:4900008954","490:4900008836","490:4900004646","490:4900009994","490:4900008168","490:4900005872","490:4900009985","490:4900004941","490:4900006369","490:4900008824","490:4900008726","490:4900011656","490:4900009986","490:4900009471","490:4900003967","490:4900005606","490:4900006377","490:4900008943","490:4900008950"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490],"twin_sims":[0.316053938369069,0.2474875321879941,0.1990698462382945,0.0989629413070037,0.08912376486600897,0.088552826513977,0.07161972685211813,0.06819857284446604,0.06586565498214197,0.057105187040842845,0.0524972496990106,0.05239033064666995,0.05131918028095689,0.05038264681275856,0.043539113061881615,0.04167225525726221,0.03801276881696012,0.03648330470936134,0.03583724835251305,0.035697254110910466,0.03456512130621786,0.03308182029454314,0.032290035481657334,0.02931240747438263,0.029251700215114772],"twin_dists":[0.19712212508094162,0.21704160778192297,0.23334795513632348,0.2793364330101179,0.2855897899895354,0.28596911125339536,0.2982244440082986,0.30098011824223586,0.30292444722643913,0.31076988274224165,0.31530329294817167,0.3154123378269322,0.3165151149762407,0.3174950973252367,0.32515838917473555,0.32742384520192563,0.332125055862267,0.3342042054502142,0.33510474184908057,0.33530169578914687,0.3369190602692043,0.3391078017774433,0.3403106420026629,0.34507259691788056,0.3451739210075312],"n_dims_used":45,"mean_confidence":0.9270037333170573},"coverage":{"mean_confidence":0.9270037333170573,"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}}