{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900006851},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900005474","490:4900006003","490:4900005613","490:4900006606","490:4900006607","490:4900005471","490:4900005867","490:4900006977","490:4900005745","490:4900009157","490:4900008494","490:4900006492","490:4900005211","490:4900005874","490:4900006007","490:4900005486","490:4900006728","490:4900006854","490:4900007932","490:4900006975","490:4900006004","490:4900008938","490:4900006974","490:4900005876","490:4900007105"],"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":[0.3490571502990523,0.20421011866010147,0.19501404785770635,0.1917381849384334,0.17519562148775558,0.16503355663338776,0.12663293032913053,0.11074873927413788,0.09923223213570272,0.07523373385719319,0.06670796774129147,0.06569273023426066,0.06504561326971924,0.06494961992919575,0.06004644962700326,0.05942277670256719,0.05512794054378913,0.05250320956851524,0.05070088965423631,0.0496634801675564,0.04932580362037694,0.0477397713021663,0.0448093829520569,0.04395541295142388,0.04094794712128087],"twin_dists":[0.18843168999364568,0.23149782703669256,0.23483115152917325,0.2360448321567627,0.24240662291059079,0.24652945080638677,0.26402960634481865,0.2724574372535022,0.2791722960165488,0.29542695305101146,0.3022160553680414,0.3030707920408842,0.3036212482063546,0.30370328347720643,0.30803188648372903,0.3086030813810256,0.3126766301708956,0.3152972200092062,0.3171604022773701,0.31825797683655765,0.31861935864808727,0.32034486514075927,0.3236631550720337,0.3246643726751199,0.3283258686128834],"n_dims_used":45,"mean_confidence":0.9324875725640192},"coverage":{"mean_confidence":0.9324875725640192,"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}}