{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800003358},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800003168","480:4800003416","480:4800003464","480:4800003366","480:4800003129","480:4800003369","480:4800002624","480:4800003418","480:4800003409","480:4800003224","480:4800003260","480:4800003263","480:4800003309","480:4800003217","480:4800003467","480:4800002933","480:4800002914","480:4800002785","480:4800003413","480:4800002882","480:4800003313","480:4800002973","480:4800003528","494:4940002951","480:4800003710"],"twin_admin_codes":[480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,494,480],"twin_sims":[0.6318386197281551,0.5589934941268556,0.5165297936411566,0.5076983476456517,0.4797355684337954,0.46733033706191573,0.4642316850498996,0.4628395089183206,0.4567793288277869,0.43652533078476496,0.43370336521170433,0.42172659323538025,0.4181612030061411,0.41185781872898813,0.4115503911840032,0.40167116699916894,0.3982339027282432,0.38380595037310217,0.3788934432720376,0.37403906351615385,0.36539034683763927,0.34830869731620934,0.32002307854323236,0.31982315325341465,0.30790285483469393],"twin_dists":[0.12445219150320032,0.14007400810885207,0.14928475562809304,0.15122073687465884,0.15741304628401145,0.1601957353903996,0.16089468034514479,0.16120923281952165,0.16258240820152073,0.16722154760827507,0.16787446502975242,0.17066496568765185,0.1715020283625658,0.17298941314799,0.173062206949652,0.17541438071406773,0.17623884192784517,0.17973598572424557,0.1809408696343457,0.18213895918277528,0.18429268033767088,0.18862373654098494,0.19605130651963384,0.19610506420246882,0.1993453614558048],"n_dims_used":43,"mean_confidence":0.9220157002293786},"coverage":{"mean_confidence":0.9220157002293786,"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}}