{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":487,"cluster_id":4870005084},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["487:4870007005","487:4870004945","487:4870005689","487:4870006858","487:4870005820","487:4870004944","487:4870005383","487:4870005524","487:4870005531","487:4870008024","487:4870005382","487:4870007432","487:4870006547","487:4870006559","487:4870004803","487:4870005827","487:4870005818","487:4870007445","487:4870004953","487:4870007579","487:4870006405","487:4870005961","487:4870005976","487:4870007158","487:4870007436"],"twin_admin_codes":[487,487,487,487,487,487,487,487,487,487,487,487,487,487,487,487,487,487,487,487,487,487,487,487,487],"twin_sims":[0.5230316119239667,0.5064786175929988,0.45932491984995344,0.40863712148876935,0.39443545749301223,0.3730452322180673,0.36931506096046235,0.3417483440447585,0.3193675972200019,0.3025999252626986,0.29633562837549365,0.29239758273696614,0.28718677379863966,0.2843292512503151,0.27925963738582316,0.2619391216021577,0.2488381237746268,0.2441338706313014,0.23767861519862207,0.22337517922169056,0.20884237048866544,0.2074178090142346,0.20723643571053368,0.2071325872906529,0.18419116412725545],"twin_dists":[0.14786464174741332,0.15148879672832544,0.1620048162773117,0.17375320791809679,0.17715372878881552,0.18238517996631612,0.1833122306747617,0.19031648450040908,0.1962276286689185,0.20080995873957494,0.20255945410199527,0.20367042965334067,0.20515421409497403,0.20597474414088648,0.20744280125865724,0.21258538788568146,0.21661824092511853,0.21809933316023014,0.22016203219561636,0.22486690187318462,0.2298577015400764,0.2303594232944815,0.23042347026791893,0.23046015868903508,0.23889712959329976],"n_dims_used":43,"mean_confidence":0.9080929423487464},"coverage":{"mean_confidence":0.9080929423487464,"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}}