{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900003947},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900003945","490:4900004081","490:4900001104","490:4900004360","490:4900003667","490:4900004070","490:4900003380","490:4900004488","490:4900004075","490:4900004920","490:4900003938","490:4900001231","490:4900003935","490:4900004080","490:4900003946","490:4900001117","490:4900004214","490:4900004638","490:4900004213","490:4900002829","490:4900004221","490:4900004072","490:4900005059","490:4900003269","490:4900002838"],"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":[0.24191648025467585,0.2360857182997976,0.09293018446222644,0.08443255096818872,0.048202984939065226,0.04387045405744626,0.038856457142294666,0.03674380645537247,0.03480844393977532,0.02829025219490825,0.027322048485861596,0.02118077099753373,0.01981973810783254,0.01705071439256844,0.015496198816825147,0.01417190344865943,0.013874576785035399,0.012428760563785135,0.012274252926850407,0.011570250609348376,0.011412544069559022,0.010264753292675637,0.010035877789303555,0.009844630867192944,0.009143062973329383],"twin_dists":[0.2188038419129049,0.2206766146376597,0.2831089126151119,0.28876576787246266,0.3198360295335301,0.32476487182353664,0.33100831148640775,0.33384491981559206,0.3365676868503039,0.3468032079583759,0.3484927839205272,0.36060518679741854,0.3636985146243873,0.3706119622225824,0.3749375688718442,0.37893511475408964,0.37987775235373045,0.3847329566370765,0.38528099980107555,0.3878582820873094,0.3884546641012458,0.3930302952829664,0.39399684933913076,0.39481968298001974,0.3979656005483137],"n_dims_used":44,"mean_confidence":0.9211396304043856},"coverage":{"mean_confidence":0.9211396304043856,"n_dims_used":44,"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}}