{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":489,"cluster_id":4890001433},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["489:4890001435","489:4890001431","489:4890001049","489:4890001434","489:4890001290","489:4890001231","489:4890001287","489:4890001292","489:4890001439","489:4890001048","489:4890001239","489:4890001296","489:4890001171","489:4890001161","489:4890001359","489:4890001354","489:4890001160","489:4890001428","489:4890001365","489:4890000990","489:4890001356","489:4890001108","489:4890001167","489:4890001366","489:4890001436"],"twin_admin_codes":[489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489],"twin_sims":[0.643033045554595,0.6062500179108636,0.5979239554301095,0.5480760984231975,0.49963996389864535,0.48390878446814545,0.47019842511784765,0.4651362311377316,0.4624298326610985,0.4369582814276477,0.4333605604214786,0.4298675045989585,0.39557664450768815,0.389585994224662,0.3848169330587414,0.369934298821278,0.3467063201564335,0.3200612124280808,0.31832531651905704,0.3107750356835191,0.3088574573956616,0.3067323787098469,0.30576935188524595,0.2901609569084309,0.28182195795355774],"twin_dists":[0.12204873848052755,0.12993458024534021,0.13171753688221943,0.14242928718450795,0.15299495872867203,0.15648219617944648,0.1595502121684404,0.16069048076544604,0.16130185941011996,0.1671215248060444,0.1679538953112065,0.16876471243407562,0.17687844011917575,0.1783277123577732,0.17948894311008756,0.1831580124805876,0.18903562417805134,0.19604105488346918,0.1965084178767974,0.19855817031882744,0.19908326347611188,0.19966736938303017,0.19993283813040422,0.20430536453084128,0.20669880752789307],"n_dims_used":45,"mean_confidence":0.9147539774576823},"coverage":{"mean_confidence":0.9147539774576823,"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}}