{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800002958},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800002969","480:4800003474","480:4800003519","480:4800003529","480:4800002575","480:4800002835","480:4800003780","480:4800003792","480:4800003417","480:4800003657","480:4800002886","494:4940002605","494:4940003283","480:4800003465","494:4940006160","480:4800003643","494:4940005210","480:4800003042","480:4800002837","480:4800002875","480:4800003727","480:4800002782","480:4800003459","494:4940003631","480:4800003713"],"twin_admin_codes":[480,480,480,480,480,480,480,480,480,480,480,494,494,480,494,480,494,480,480,480,480,480,480,494,480],"twin_sims":[0.6081442371433595,0.5048226474762492,0.4848384731635448,0.4157993849569951,0.40178249398969257,0.39601784904470666,0.35248480310407304,0.2799924829573561,0.2772045542110298,0.275088730842072,0.2573270292685157,0.2535000468964367,0.2429623384548925,0.2327957960999156,0.19424422455242826,0.1877024571258085,0.17145029007435447,0.167216912043001,0.14882023230374597,0.14851254398952762,0.14537334171070507,0.14013195703960032,0.13534299503282635,0.13402049133580732,0.13223115079381761],"twin_dists":[0.1295289762663212,0.1518530032825569,0.15627516901435495,0.1720581974869638,0.17538773145603972,0.1767721064989469,0.1875549275688338,0.2072295912252528,0.20804251797705198,0.20866280173595983,0.21399024140588355,0.21516806659371115,0.21847103416777716,0.22174665305042757,0.2351150828348276,0.2375600876839992,0.24390566391419322,0.2456285681962836,0.2535059634632088,0.25364363367169995,0.25506040444386063,0.25747732569574494,0.259745274370437,0.2603821572644589,0.26125141665882234],"n_dims_used":43,"mean_confidence":0.9216816037200218},"coverage":{"mean_confidence":0.9216816037200218,"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}}