{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900003687},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900003966","490:4900004381","490:4900004380","490:4900004239","490:4900004105","490:4900003830","490:4900001790","490:4900004106","490:4900004104","490:4900004532","490:4900003693","490:4900003827","490:4900003831","490:4900004526","490:4900001958","490:4900003822","490:4900004516","490:4900004377","490:4900002558","490:4900004258","490:4900003557","490:4900003689","490:4900003547","490:4900004241","490:4900002257"],"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":[0.5841028151308961,0.3984099575746469,0.3942946191681593,0.36652115625680376,0.35874548312964655,0.26164046133097923,0.23858779859118656,0.23472265296510927,0.22427194468550604,0.222715767978477,0.21245634520209294,0.19235986830546747,0.1739211376115332,0.172334711142127,0.16461045410334144,0.16021461479650254,0.15740856723505925,0.14109398900210063,0.14003932572399347,0.13664048921377953,0.1366093187963298,0.133250521207253,0.1331849980579553,0.13274529582025307,0.12393726787949128],"twin_dists":[0.1346790616208843,0.17619653495358073,0.17718772873031144,0.18400964907556172,0.1859648564193426,0.21267588748275873,0.21986932990693495,0.22111875507233214,0.2245661652507689,0.2250885537514399,0.22859523886132516,0.23581340001811849,0.2429141326674526,0.24354958517424566,0.24670502267521172,0.24854875838374976,0.2497449930312516,0.2570287321715244,0.25752064050429024,0.2591249553323386,0.2591398057530782,0.2607551314323574,0.2607869456305191,0.2610007443563582,0.2654006515464029],"n_dims_used":45,"mean_confidence":0.9130330403645833},"coverage":{"mean_confidence":0.9130330403645833,"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}}