{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900004086},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900003798","490:4900001928","490:4900002529","490:4900002549","490:4900002383","490:4900004504","490:4900003516","490:4900004487","490:4900003137","490:4900003789","490:4900002389","490:4900002527","490:4900001112","490:4900003122","490:4900004350","490:4900002377","490:4900002548","490:4900002977","490:4900001927","490:4900002084","490:4900003123","490:4900002675","490:4900003650","490:4900004077","490:4900002535"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490],"twin_sims":[0.5338604113203914,0.43064103117996355,0.40267946854585757,0.40167300778042503,0.3980326072138672,0.2931252178302547,0.24555565557499523,0.22820707478571045,0.20953450501416468,0.19985201888552553,0.18154395829168876,0.17942802329719243,0.17311603229897002,0.16309125052540932,0.14597549649632108,0.14006985573274972,0.13961174029072088,0.13792897471090904,0.13006516293921616,0.12544705947308815,0.12482806171185443,0.12345925557351316,0.11776339305281337,0.10542862614921694,0.09980618325071762],"twin_dists":[0.14550822213134454,0.1685849298551093,0.17517313673337234,0.17541394004397856,0.17628722485109208,0.20346449028375665,0.2176497754067126,0.22325585591281522,0.22961477698389604,0.2330643245597982,0.23991705709207886,0.24073987980444794,0.24323610211490243,0.24733813851184877,0.25478690085758676,0.25750636217905515,0.2577208587303032,0.2585132928940785,0.2623155820264213,0.26462999680801386,0.26494509971735414,0.2656461342650398,0.26862852988713,0.27548831532669804,0.2788236249890315],"n_dims_used":45,"mean_confidence":0.9214979383680556},"coverage":{"mean_confidence":0.9214979383680556,"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}}