{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900003142},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900001397","490:4900004253","490:4900004106","490:4900001384","490:4900003970","490:4900004520","490:4900003969","490:4900002099","494:4940006905","490:4900001797","490:4900002552","490:4900002571","490:4900003973","490:4900008522","490:4900001947","494:4940008922","490:4900002108","490:4900003976","494:4940006793","494:4940006906","490:4900004108","490:4900001950","490:4900004247","490:4900001957","490:4900002403"],"twin_admin_codes":[490,490,490,490,490,490,490,490,494,490,490,490,490,490,490,494,490,490,494,494,490,490,490,490,490],"twin_sims":[0.29958351624371754,0.24134445106838692,0.21125970566889438,0.20179198506277554,0.19912672450838262,0.19756916484245662,0.18234592779452025,0.1747406191953706,0.15280224998268313,0.15184628266983263,0.14627918851786353,0.1373806428655838,0.13623248814217154,0.13225816749392003,0.13041151164784345,0.12269670139342645,0.12243756145679892,0.1189899987898928,0.11889918402010154,0.115408938003383,0.11514013922992812,0.1096453914318907,0.1096131888518008,0.10946474358604355,0.10877236249870961],"twin_dists":[0.20164970943556268,0.21898626443059369,0.22901163311836875,0.2323641424843683,0.23332730410370217,0.2338942922747698,0.2396069684325995,0.24258750522678582,0.25174290366527147,0.2521630528924972,0.2546492781949257,0.25877306906744707,0.2593195390580294,0.26123822637429894,0.2621445252773603,0.26603924482573066,0.2661732597303858,0.2679771038343664,0.26802515709645314,0.26989365138932886,0.2700393421155645,0.2730765958226879,0.2730947389795372,0.2731784274441235,0.27356993329200835],"n_dims_used":45,"mean_confidence":0.9240243699815538},"coverage":{"mean_confidence":0.9240243699815538,"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}}