{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800002091},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800001701","480:4800001763","480:4800001929","480:4800001592","480:4800002288","480:4800001363","480:4800001705","480:4800001924","480:4800001584","480:4800001481","480:4800001582","480:4800002270","480:4800001358","480:4800001540","480:4800001925","480:4800001414","480:4800001982","480:4800001473","480:4800001483","480:4800002047","480:4800002360","480:4800002426","480:4800001482","480:4800001706","480:4800001981"],"twin_admin_codes":[480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480],"twin_sims":[0.6385799514368025,0.397804242401109,0.3712438153338969,0.26777195634988066,0.25681519272347947,0.25523242359456144,0.25293196413728103,0.25279712139862304,0.23750227745379104,0.23687625014241936,0.23523131594347008,0.23326555738298804,0.19593962248554286,0.19578837068540877,0.19552443054010202,0.1882678274528472,0.18622300847058845,0.18367001872445926,0.17863874884404535,0.17469309862376886,0.1717168283021885,0.16433345873302016,0.15738532862510196,0.15728335917876457,0.14917243553415724],"twin_dists":[0.12300538695734128,0.17634212763653673,0.18283230560155006,0.2108307055939701,0.21414712326115798,0.2146335093311582,0.21534386427149316,0.21538562929367072,0.22021888678448898,0.2204209524070321,0.22095356294709814,0.22159326019684866,0.23449080308425763,0.2345463444314518,0.2346433374985176,0.23734644926594284,0.238121276060407,0.23909709748634717,0.2410485651638591,0.24260641599545743,0.24379821416654165,0.2468201422402932,0.24975496442975656,0.24979873095368327,0.2533486332058669],"n_dims_used":43,"mean_confidence":0.9135910743890807},"coverage":{"mean_confidence":0.9135910743890807,"n_dims_used":43,"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}}