{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":470,"cluster_id":4700001634},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["470:4700004139","496:4960003078","496:4960011437","496:4960005244","496:4960002710","500:5000010648","477:4770003769","499:4990003828","488:4880001078","496:4960006734","500:5000010828","488:4880000889","472:4720003339","496:4960002062","496:4960004628","496:4960004310","500:5000010653","496:4960002937","472:4720000095","496:4960010947","472:4720004006","478:4780005679","499:4990003827","485:4850000522","472:4720003092"],"twin_admin_codes":[470,496,496,496,496,500,477,499,488,496,500,488,472,496,496,496,500,496,472,496,472,478,499,485,472],"twin_sims":[0.461934583184674,0.4092135523189972,0.40337542853622127,0.35832259578134856,0.32558028325686433,0.32142428453969635,0.313887975435368,0.3065264716442648,0.3055063623324029,0.3019171107508413,0.29507210754712526,0.2923670388246976,0.2790693989871093,0.2765153402723581,0.27458789411434764,0.25876980559343593,0.25167360215457635,0.24630877360597886,0.24404987954431315,0.24138933617080843,0.24045853668322228,0.23880497004913007,0.23833465956032562,0.23563041656282907,0.2355182173463859],"twin_dists":[0.16141387240126923,0.17361631239940994,0.17500678159993277,0.18607180777523655,0.1945644836686154,0.1956750651666619,0.19770967907308562,0.1997240893999629,0.20000541798882357,0.2009996213743335,0.2029149546704407,0.20367908100685925,0.20749820375239536,0.2082442520345525,0.20881005619654838,0.2135490768976698,0.2157341711822893,0.21741232418914477,0.21812594327476745,0.21897194025811456,0.21926934037111817,0.21979952130738495,0.21995075232734193,0.2208241156387716,0.2208604926751338],"n_dims_used":43,"mean_confidence":0.9095348979151526},"coverage":{"mean_confidence":0.9095348979151526,"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}}