{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900011003},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900011695","490:4900011639","490:4900011574","490:4900011645","490:4900011097","490:4900011524","490:4900011164","490:4900012119","490:4900011637","490:4900010424","490:4900012096","490:4900011449","490:4900011229","490:4900011522","490:4900011391","490:4900011441","490:4900010836","490:4900011318","490:4900011232","490:4900011696","490:4900011367","490:4900011978","490:4900011454","490:4900011434","490:4900010999"],"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":[0.2908528973768318,0.2851816673530052,0.2231177049758632,0.21334925316044615,0.19979875039941847,0.1839222013013579,0.17350004016550838,0.14190715032635687,0.12925224355996134,0.12817694734380286,0.1254234562316102,0.1245834868488644,0.12125998888648032,0.11711793580675732,0.11567821100658672,0.11296392849110279,0.1121003205471241,0.10939074131659521,0.10894421600117549,0.10566840500983636,0.10484232335192156,0.10454543138553003,0.10045065300642186,0.09980307524200606,0.09979785136031663],"twin_dists":[0.20410862595596593,0.2057294584022739,0.22495339626225155,0.22828556772126662,0.23308361639826905,0.2390002830425885,0.2430824004781354,0.25665132973466015,0.26271842656320404,0.26325424463340547,0.2646419904423295,0.2650699285470523,0.26678498215090674,0.2689734090341927,0.26974796483718994,0.2712286011873367,0.2717054413820622,0.27322018025510497,0.2734725793407578,0.27534918777712464,0.2758295470786524,0.2760029066812142,0.2784339806519454,0.2788255088471789,0.2788286753034733],"n_dims_used":45,"mean_confidence":0.8912204318576389},"coverage":{"mean_confidence":0.8912204318576389,"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}}