{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900001582},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900000606","494:4940007714","493:4930004144","490:4900001164","494:4940007711","490:4900001041","493:4930004871","494:4940007814","490:4900002766","496:4960005424","494:4940007808","496:4960000986","487:4870006901","493:4930004731","490:4900002906","487:4870007177","490:4900003194","490:4900000583","490:4900004157","470:4700007027","494:4940007503","490:4900001864","496:4960007895","487:4870006441","490:4900007394"],"twin_admin_codes":[490,494,493,490,494,490,493,494,490,496,494,496,487,493,490,487,490,490,490,470,494,490,496,487,490],"twin_sims":[0.3565652614478655,0.32504063830305835,0.27429389384932906,0.27014157195538857,0.26985963332150587,0.26137449532033297,0.25724153876484396,0.25329306196335627,0.2513099009245928,0.2506200226139087,0.2434801996559169,0.24126040724295783,0.23512263017400892,0.23417197843690318,0.23119755367152975,0.22398546036937617,0.22364534808481207,0.21237520805000404,0.21055450167292825,0.21019455427886902,0.209856193800202,0.20949135587861784,0.20692744585875006,0.20563304007633096,0.20187991321676502],"twin_dists":[0.18651694641003108,0.19470824229112235,0.20889657395465125,0.2101246483877577,0.21020845417142733,0.21275653465928582,0.21401643118101094,0.21523209066961516,0.21584721220682457,0.21606191859940885,0.21830658590178495,0.21901308996237473,0.2209888398062588,0.2212978553203494,0.2222700618039601,0.22466215259949845,0.2247762143342517,0.22862342182989187,0.22925777231860528,0.2293836215085415,0.22950205680241317,0.22962990544737624,0.2305326696432055,0.2309913367828827,0.2323325169714054],"n_dims_used":45,"mean_confidence":0.9128163655598959},"coverage":{"mean_confidence":0.9128163655598959,"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}}