{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800006476},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800006461","480:4800006463","494:4940000619","480:4800006462","492:4920002852","492:4920003078","494:4940000787","493:4930005043","492:4920002985","494:4940000558","480:4800006440","494:4940000729","494:4940000727","480:4800006464","480:4800006478","494:4940000671","494:4940000731","480:4800006477","494:4940000786","494:4940000441","494:4940000784","493:4930005049","493:4930005289","493:4930005288","493:4930005044"],"twin_admin_codes":[480,480,494,480,492,492,494,493,492,494,480,494,494,480,480,494,494,480,494,494,494,493,493,493,493],"twin_sims":[0.8430979882162002,0.819043876220972,0.8047727955220353,0.7918592197448674,0.7828378048526903,0.7590978264426674,0.7572194697903537,0.7536733290863923,0.7419404568259572,0.7286617275940593,0.7280680354225714,0.7130981998122539,0.7095693482480435,0.7083580452787398,0.7068969574231433,0.7045452655945831,0.6967744034119003,0.6722894599572684,0.6586300432086264,0.6388555761743578,0.6370806407505005,0.6363133511060121,0.6351873308344633,0.6260101801203458,0.6120336423805668],"twin_dists":[0.0758787377305289,0.08206127956780097,0.08559808297991624,0.08872845059013557,0.09088054833403315,0.09642682096381687,0.09685923059615503,0.09767325730048196,0.10034622405372283,0.10333728272331111,0.10347024354689155,0.10680329209354335,0.10758391210300376,0.10785145263224155,0.10817388955548705,0.10869225212926481,0.11039997406129731,0.11573650180705704,0.11869040220261856,0.1229461984664896,0.12332730278597466,0.12349201474383106,0.12373369644760322,0.1257019524552192,0.12869611866090094],"n_dims_used":42,"mean_confidence":0.9124686831519717},"coverage":{"mean_confidence":0.9124686831519717,"n_dims_used":42,"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}}