{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900001937},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900002090","490:4900000749","490:4900004905","490:4900013342","490:4900013050","478:4780006812","490:4900006196","490:4900009616","490:4900004751","494:4940003716","494:4940001721","471:4710002022","476:4760002047","468:4680008287","489:4890005399","496:4960004078","466:4660002436","467:4670001070","477:4770002545","490:4900005692","478:4780006547","494:4940005791","496:4960004050","484:4840001030","484:4840002857"],"twin_admin_codes":[490,490,490,490,490,478,490,490,490,494,494,471,476,468,489,496,466,467,477,490,478,494,496,484,484],"twin_sims":[0.03110786518072997,0.001916085917782799,0.001503466005933879,0.00021278407196313322,0.00014706439191021104,0.00009981155150167566,0.00009305541654038509,0.00009108725922706899,0.000053858466993878116,0.00003843225571533868,0.000037915410644668,0.00002990764494934571,0.000020977979655179172,0.00002070347064054325,0.00002061480783142314,0.000020310750806569142,0.000015786795450074303,0.000014476735195818173,0.000010702588346432568,0.000009192931243643455,0.0000091906575562638,0.00000654031573815696,0.0000059932009045743616,0.000004387930472971039,0.0000040969235769851456],"twin_dists":[0.342154310524231,0.45945000263275965,0.46826848093824497,0.5340742324424314,0.5456163090191763,0.5574695505285832,0.5595862101748158,0.560230205553887,0.575833392531985,0.5856349672672331,0.5860247992013707,0.592813983768583,0.6028201592860052,0.6031886082050996,0.6033086082185174,0.6037239036290725,0.6107232754825674,0.613111241581932,0.6213656136374177,0.6254795142340318,0.6254861848008387,0.6345940460716846,0.6369118192996448,0.6451155586002677,0.6469072647156793],"n_dims_used":45,"mean_confidence":0.9158476087782118},"coverage":{"mean_confidence":0.9158476087782118,"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}}