{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900000513},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900000508","490:4900000829","490:4900000203","490:4900001085","496:4960008765","490:4900001614","496:4960008276","490:4900000208","490:4900000828","490:4900000729","490:4900000352","494:4940008692","496:4960007912","490:4900000428","490:4900000844","496:4960007932","496:4960008165","490:4900001078","490:4900000956","490:4900000940","490:4900000286","490:4900000433","490:4900000727","496:4960008154","490:4900000955"],"twin_admin_codes":[490,490,490,490,496,490,496,490,490,490,490,494,496,490,490,496,496,490,490,490,490,490,490,496,490],"twin_sims":[0.5461928573250556,0.4223643727141815,0.41651528366540497,0.380512993964151,0.33805807834961243,0.303002585424466,0.29631743439342295,0.2890393805389508,0.27956300433149706,0.26922824953119545,0.26889582943888657,0.26685865917809354,0.2660988562336212,0.24694314912058182,0.24570530245242742,0.2456489809110998,0.2438542460781972,0.24297902731569399,0.2349676483516208,0.22603605002880964,0.2255805489444516,0.2195749612028625,0.21803095772571837,0.21251789311485633,0.21186203510699037],"twin_dists":[0.14283633040597532,0.17051554702747218,0.17188947248215522,0.1805428175426959,0.19127629208445576,0.20069823014470187,0.2025645667620679,0.20462485585123158,0.20735450016776655,0.21039632853962076,0.2104953529435062,0.21110386822082491,0.21133156454562507,0.21721267348477555,0.21760255583980584,0.21762032536202916,0.21818794693487195,0.2184657310421303,0.22103916175032975,0.2239768867052562,0.22412874794648985,0.2261503515724909,0.22667605744103975,0.22857386507125751,0.22880184148967722],"n_dims_used":45,"mean_confidence":0.9151051839192709},"coverage":{"mean_confidence":0.9151051839192709,"n_dims_used":45,"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}}