{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900004096},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900002707","490:4900002857","490:4900002873","490:4900003294","490:4900003543","494:4940007970","490:4900003678","490:4900003012","490:4900003679","490:4900002717","494:4940008944","490:4900003544","494:4940008465","490:4900003677","490:4900003541","490:4900002710","490:4900001954","490:4900002413","490:4900002865","490:4900001256","490:4900002866","490:4900002411","494:4940008162","490:4900002715","490:4900003015"],"twin_admin_codes":[490,490,490,490,490,494,490,490,490,490,494,490,494,490,490,490,490,490,490,490,490,490,494,490,490],"twin_sims":[0.12495577253806442,0.11143602836030206,0.11066839384091823,0.09196063818918015,0.05324999479244631,0.05044099924236103,0.04767738289579057,0.045097491597000286,0.04468168275855065,0.044220858002328944,0.041460925227973795,0.03800500385548629,0.03757241424206336,0.036677508753706296,0.035408830114461845,0.0344745486027002,0.03335562833214148,0.03324685044621236,0.03302048177964273,0.032490207041334075,0.030032066575830324,0.02818842909770675,0.027857564034145948,0.02740452257621112,0.026938826787031755],"twin_dists":[0.26487999108289584,0.2720741616748365,0.2725023627834951,0.2837330825316589,0.31454075605161513,0.3174335967295413,0.32041371304887317,0.3233289803788723,0.32381185023661,0.32435142146578666,0.3276856523745826,0.33213543098947773,0.3327162912492361,0.33393615240674396,0.33570954994692037,0.3370503909954343,0.3386975614141206,0.33886019564844216,0.3392001009066562,0.34000419249474184,0.34388496177052474,0.3469785342482239,0.3475520267064449,0.3483468707642901,0.3491757970248177],"n_dims_used":44,"mean_confidence":0.927051457491788},"coverage":{"mean_confidence":0.927051457491788,"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}}