{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900004163},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900003609","490:4900004578","490:4900003612","490:4900003881","490:4900001993","490:4900003333","490:4900004434","490:4900003589","490:4900001841","490:4900004148","490:4900003873","490:4900002144","490:4900003730","490:4900002768","487:4870011343","490:4900002760","490:4900003854","490:4900002173","490:4900003049","487:4870001950","487:4870001768","490:4900001846","490:4900004151","490:4900002145","487:4870001683"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,487,490,490,490,490,487,487,490,490,490,487],"twin_sims":[0.6385591843322092,0.483984858694766,0.4360293906818238,0.40408687042528585,0.3958117729175706,0.3844089861226021,0.3287151031217881,0.31302717636372906,0.30583736366623665,0.3049941629125004,0.2967048539621828,0.2909840026881034,0.2867442333413137,0.28311561031813787,0.2797417475009719,0.27093631401804535,0.27067691932331056,0.270426074713309,0.2678247435405245,0.26438441185548317,0.2641934828301488,0.25432605646076173,0.2517970567806173,0.2481617721577154,0.24732046714194442],"twin_dists":[0.12300984642913006,0.1564652509997121,0.16733617099371842,0.1748368590601789,0.1768217656056426,0.17958859126373528,0.19373197971650466,0.19794382465316937,0.1999140741123979,0.20014687859411937,0.202455738552141,0.2040713803548268,0.20528096657981826,0.2063247393525674,0.20730250061100758,0.20988870309656765,0.20996566589708895,0.2100401351955237,0.21081493490279227,0.21184683757455897,0.2119043497417505,0.21491289759987262,0.2156958242560431,0.21683007063476892,0.21709408020196494],"n_dims_used":45,"mean_confidence":0.9156670464409722},"coverage":{"mean_confidence":0.9156670464409722,"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}}