{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":491,"cluster_id":4910001678},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["491:4910001235","491:4910002135","491:4910003289","491:4910003291","491:4910002780","491:4910002091","491:4910002203","491:4910003331","491:4910003373","491:4910003118","491:4910003332","491:4910002202","491:4910002184","491:4910002374","491:4910003335","491:4910003294","491:4910001442","491:4910003126","491:4910002185","491:4910002428","491:4910002531","491:4910003027","491:4910002619","491:4910002424","487:4870011846"],"twin_admin_codes":[491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,487],"twin_sims":[0.32204561219099204,0.24372674587168208,0.2373592255147094,0.2062748768917253,0.20155923296169134,0.15954945925528316,0.15736503023877382,0.14368785278983368,0.14088750709907083,0.1336730896434014,0.1140141915278239,0.1092882069700428,0.10844254444508067,0.1066381674994424,0.10508195237907711,0.10169622949225858,0.10127500616006384,0.10126104988979115,0.09992994295680113,0.09749431319516269,0.09544715302025567,0.09473375798610549,0.08965279195494755,0.08807816976840525,0.08534059433626733],"twin_dists":[0.19550852475336689,0.2182283738712911,0.22026502963581845,0.2307636588616809,0.23244790324157588,0.24883093031375314,0.24976367509383257,0.2558304573781729,0.2571248217532477,0.2605502390036679,0.2706524706590853,0.27327806729382176,0.2737571074595171,0.2747889906704981,0.27568990258981946,0.2776864178078578,0.2779384201511518,0.2779467836806367,0.27874864778917713,0.2802378003794029,0.2815122044400954,0.2819613626386051,0.2852400303919686,0.2862859452887671,0.2881402433256434],"n_dims_used":44,"mean_confidence":0.8968273509632457},"coverage":{"mean_confidence":0.8968273509632457,"n_dims_used":44,"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}}