{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":494,"cluster_id":4940001657},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["494:4940001564","494:4940001571","494:4940001572","494:4940001489","480:4800002690","494:4940001412","480:4800002925","480:4800003088","480:4800002692","470:4700006542","470:4700007131","494:4940001570","494:4940002720","496:4960012324","480:4800002744","466:4660001195","485:4850007512","470:4700005801","496:4960012590","470:4700006530","494:4940001292","480:4800003665","496:4960012610","470:4700007123","494:4940002843"],"twin_admin_codes":[494,494,494,494,480,494,480,480,480,470,470,494,494,496,480,466,485,470,496,470,494,480,496,470,494],"twin_sims":[0.774728006312287,0.42939890136505404,0.3060062090069517,0.2788765801211728,0.26518997702413843,0.2632603520807125,0.25298461951183154,0.24601503016104928,0.23648258635204156,0.21472480802189875,0.21375234294861492,0.20052244025395724,0.19025232574848944,0.18781413005280945,0.17642492453962944,0.1648877707014888,0.16273056796869917,0.15906996161480524,0.1579898115277106,0.1563041725794737,0.15599834020423334,0.15315724716773846,0.151010749718367,0.1504633393681981,0.14889140872411685],"twin_dists":[0.09279316642192581,0.16887368905556052,0.1998675011784197,0.20755438119309516,0.21160446791743065,0.21218580411028237,0.21532755909814857,0.21750488315504773,0.22054819560018746,0.2278102192287061,0.22814605857377726,0.23282182565995288,0.23660009671204832,0.23751785374342255,0.2419195923742206,0.24658990979591455,0.24748907674420773,0.24903487384939232,0.24949593690055988,0.2502200677969686,0.250352060261251,0.25158737308436263,0.2525318655122899,0.252774312373454,0.25347414661936907],"n_dims_used":45,"mean_confidence":0.9165511237250434},"coverage":{"mean_confidence":0.9165511237250434,"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}}