{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900011799},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900011529","490:4900011035","490:4900012201","490:4900011118","490:4900011604","490:4900011730","490:4900010702","490:4900011729","490:4900011731","490:4900011119","490:4900011530","490:4900011606","490:4900011664","490:4900011595","490:4900010786","490:4900011034","490:4900010444","490:4900012122","490:4900011864","490:4900008063","490:4900011796","490:4900011269","490:4900012137","490:4900011789","490:4900011724"],"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":[0.5430446334591237,0.5040412343857379,0.5005910858912119,0.47195194860897727,0.46579626984314454,0.4217920535328321,0.41168548190695897,0.4109092473018858,0.38816196647566253,0.3633909049029163,0.35984531671438524,0.35509433699895493,0.3434098230907736,0.33545769881578114,0.33526242161928155,0.3335279705606994,0.3304776571137046,0.31642571784473206,0.3098787297842606,0.29537229789421404,0.2939046733945228,0.2760499779390534,0.2679694071358604,0.26299962243746555,0.2537743936442945],"twin_dists":[0.14351733363987268,0.1520249748503155,0.15278514471920346,0.15915620080590212,0.16054156519701565,0.17064962530768385,0.17303021675856833,0.17321409580447836,0.17867374554294202,0.18479420438878275,0.18568700217299364,0.18689040589381528,0.1898861586529579,0.19195602247126367,0.19200718220611454,0.1924622947593913,0.19326582485499824,0.19702150328304005,0.19880337514266894,0.20283041279807812,0.20324422015233667,0.20838063815612204,0.21077172511631884,0.21226455779468983,0.215083257514857],"n_dims_used":45,"mean_confidence":0.9128129747178819},"coverage":{"mean_confidence":0.9128129747178819,"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}}