{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900011014},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900010595","490:4900011094","490:4900010431","490:4900011714","490:4900010682","490:4900011982","490:4900010681","490:4900010679","490:4900011911","490:4900010419","490:4900011983","490:4900010405","490:4900011713","490:4900008557","490:4900010773","490:4900010935","490:4900009133","490:4900011010","490:4900008562","490:4900010158","490:4900009121","490:4900007910","490:4900010680","490:4900011846","490:4900008563"],"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":[0.4595898448467497,0.3236715231877349,0.3038062931642047,0.2834699293044433,0.27395709479586206,0.260794612439652,0.2562507732327694,0.18322284885783333,0.16193298331602987,0.1352723797647242,0.13033339419990203,0.12567864529234893,0.12377232160876135,0.11490170441586654,0.113945216719229,0.10757628933034181,0.10566737815714061,0.10537254818371022,0.09633893979862271,0.09218137000114184,0.09160520762354837,0.09151712067360254,0.08751164894520602,0.0828596205746256,0.08225816435370643],"twin_dists":[0.16194477112198497,0.19507356333564735,0.2004754781002809,0.20622246587359122,0.2089957563919702,0.21293254754499336,0.2143203515416493,0.23926899942208152,0.2478237124428367,0.2597791625202532,0.26218307641427213,0.26451241069568837,0.2654852780141578,0.27016879434843993,0.27069018169247033,0.27425082364215114,0.2753497830670446,0.2755208890995385,0.2809544308263296,0.28359052535396445,0.2839632029033051,0.28402034316609054,0.28666587882617506,0.2898621324534798,0.29028575693969005],"n_dims_used":45,"mean_confidence":0.888541497124566},"coverage":{"mean_confidence":0.888541497124566,"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}}