{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900012878},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900012982","490:4900012675","490:4900012871","490:4900012531","490:4900012803","490:4900012812","490:4900012985","490:4900012804","490:4900012802","490:4900012254","490:4900013021","490:4900012319","490:4900012742","490:4900012807","490:4900012390","490:4900012674","490:4900013149","490:4900012678","490:4900013187","490:4900013056","490:4900013160","490:4900012740","490:4900012799","490:4900012320","490:4900012603"],"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":[0.45386008289471386,0.4532250657875605,0.3953117954363361,0.3842844160570258,0.3140531499759849,0.31303229235437263,0.30682001833689587,0.26484432188379586,0.25831679283801146,0.18998942860149087,0.1647793937463928,0.1528292504034913,0.14595354284093245,0.14538326305455732,0.13945026191292242,0.1342672223887345,0.1311001449497715,0.10947702574655513,0.10669713408735564,0.0988825412481534,0.08787721914841623,0.08233372068229204,0.08061492194322765,0.07134332417930574,0.07046059294328803],"twin_dists":[0.1632462187883366,0.1633908225831049,0.17694229699157016,0.17961902972435564,0.19766479179712465,0.19794243197293623,0.19964323447173785,0.21170840853951473,0.21368742926296014,0.23669865620503205,0.24663487991684047,0.25173106499068526,0.2547968577004046,0.2550558912976944,0.25779659048756404,0.26026298120647556,0.2618054346035971,0.273171499841951,0.27475505562314406,0.27938550596516776,0.286420488747604,0.2902324044942387,0.2914559150692731,0.29844306621054173,0.2991458973453582],"n_dims_used":45,"mean_confidence":0.9106126573350695},"coverage":{"mean_confidence":0.9106126573350695,"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}}