{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800000139},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800000138","480:4800000203","480:4800000202","480:4800000170","480:4800000201","480:4800000105","480:4800000044","480:4800000085","480:4800000111","480:4800000014","480:4800000080","480:4800000108","480:4800000171","480:4800000104","480:4800000137","480:4800000107","495:4950000816","480:4800000081","480:4800000140","480:4800000204","480:4800000227","480:4800000184","480:4800000189","480:4800000134","480:4800000169"],"twin_admin_codes":[480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,495,480,480,480,480,480,480,480,480],"twin_sims":[0.31986765664336797,0.28184106705895645,0.27481816808570836,0.22753651529562977,0.18776504466838936,0.10669630931983656,0.08653452894442026,0.08421430260849672,0.08348892585671137,0.08231275716345451,0.08097936294479907,0.0677150669419671,0.06749523633964905,0.06552642427267005,0.06413646424899498,0.06078633311179955,0.059991597709809046,0.05871827842907294,0.03850540291758612,0.03408244527195241,0.03361942665153083,0.03022190480192939,0.02979322534874019,0.029540764726838906,0.027757641585899644],"twin_dists":[0.19609309610508563,0.20669327445567678,0.20874233133255476,0.22347807215750973,0.23753641533250924,0.2747555301732758,0.2873257969635356,0.2889169120162202,0.28942151585600756,0.2902472034971838,0.29119475823121604,0.3013785858866555,0.3015605195133619,0.3032118323908217,0.3044022055849595,0.30736055113925326,0.30808192675526264,0.30925426535567524,0.33147046471978786,0.3376223541044515,0.33830502626940223,0.3435757477135202,0.3442763828266991,0.34469306069779815,0.3477263754938204],"n_dims_used":43,"mean_confidence":0.9066901983216752},"coverage":{"mean_confidence":0.9066901983216752,"n_dims_used":43,"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}}