{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":470,"cluster_id":4700006483},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["470:4700006744","470:4700005782","470:4700005912","466:4660000222","470:4700006482","466:4660000546","466:4660000745","466:4660000389","466:4660000747","470:4700005016","470:4700004505","466:4660000051","470:4700005487","470:4700003489","470:4700004535","466:4660000299","466:4660000160","466:4660000423","466:4660002760","466:4660000392","490:4900006184","466:4660000184","466:4660000740","466:4660009600","470:4700006870"],"twin_admin_codes":[470,470,470,466,470,466,466,466,466,470,470,466,470,470,470,466,466,466,466,466,490,466,466,466,470],"twin_sims":[0.4612599471589415,0.4327967112620225,0.4176359460080355,0.40243590524864004,0.3910117918904064,0.3711394131623739,0.3696824539511295,0.34805020439126555,0.33548974357750877,0.33091551307145567,0.3100452525861938,0.3095161806643736,0.30588383920197537,0.30440385044629376,0.3037742891320634,0.3024382362322491,0.29518679456094876,0.2904081390149515,0.28925075679117973,0.286068290603331,0.2767703050510308,0.2747264418579452,0.2729072834829472,0.2635076924921193,0.2607502077900879],"twin_dists":[0.16156652630007667,0.1680845981130531,0.17162560119822282,0.17523138616855727,0.17798184364252798,0.18285825189465413,0.18322071771802909,0.1886901139788713,0.1919476287607641,0.1931502338238406,0.19875778835259447,0.19890267411618867,0.19990125319458762,0.20031008338065603,0.20048434164911969,0.20085484792265867,0.2028826496582365,0.20423505150338053,0.20456458689216342,0.2054747968588926,0.20816958767456706,0.2087693043594348,0.20930539191083608,0.21211113972922074,0.21294603589088265],"n_dims_used":43,"mean_confidence":0.9124419633732286},"coverage":{"mean_confidence":0.9124419633732286,"n_dims_used":43,"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}}