{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900003053},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900003230","490:4900003874","490:4900000507","490:4900002906","490:4900004027","490:4900004575","490:4900000826","496:4960008259","490:4900004285","490:4900004574","490:4900003052","490:4900002325","490:4900001295","487:4870011454","496:4960006745","490:4900000552","469:4690002112","494:4940007619","496:4960008017","494:4940008577","494:4940005036","490:4900001162","490:4900000959","494:4940008204","494:4940008736"],"twin_admin_codes":[490,490,490,490,490,490,490,496,490,490,490,490,490,487,496,490,469,494,496,494,494,490,490,494,494],"twin_sims":[0.4630388329172005,0.4523115903520743,0.4275612949157088,0.37568507316234706,0.35989117647353847,0.34386318029700697,0.31399000310035863,0.3068603402957508,0.30065641763425077,0.2859282224397811,0.2855707361411092,0.2820836536259225,0.27794462131829145,0.2665350219860742,0.25798622146186256,0.2532070941499926,0.25145508505214875,0.24649164988883152,0.24643882195348804,0.23145479256487547,0.22602683964643183,0.2251518469308783,0.2247674663012904,0.2196612019030128,0.2117655733111702],"twin_dists":[0.16116417666275912,0.1635989668614584,0.16930150646674813,0.18173186768986593,0.18567542592111894,0.18976893108404383,0.19768195079428505,0.1996321316193416,0.2013504568969605,0.20551499654934396,0.2056176490977079,0.20662305284864613,0.20782623962643873,0.211200805852831,0.21378848400069062,0.21525869180219162,0.21580207540521246,0.21735473547459191,0.217371368449709,0.22218565818033964,0.22397995537614365,0.2242718607109293,0.22440033182580318,0.22612106134559848,0.22883541195859142],"n_dims_used":45,"mean_confidence":0.9178598192003038},"coverage":{"mean_confidence":0.9178598192003038,"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}}