{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900001156},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900006870","490:4900000942","490:4900000887","490:4900006518","490:4900012841","490:4900000323","496:4960008670","490:4900012705","496:4960008030","490:4900007493","490:4900001408","490:4900000886","490:4900000591","496:4960007667","490:4900001152","490:4900000273","466:4660005340","490:4900003031","490:4900001311","490:4900001184","490:4900006628","494:4940008494","490:4900000717","490:4900000485","490:4900003705"],"twin_admin_codes":[490,490,490,490,490,490,496,490,496,490,490,490,490,496,490,490,466,490,490,490,490,494,490,490,490],"twin_sims":[0.3146942485895508,0.28714412204412515,0.284814766630082,0.23974620612616865,0.22417144166705952,0.2070415482688011,0.20503877403806914,0.20487599605578968,0.19722181139706926,0.18567712645039144,0.1772649533466856,0.17706440191855094,0.17515006606063038,0.171700274849128,0.16684802666658055,0.16664659912738045,0.1622481570929982,0.14470305667811592,0.14367036811105716,0.14364822179051198,0.14055976979847717,0.1394432091990766,0.13921217618780526,0.13848634617353361,0.13838071265367874],"twin_dists":[0.1974906959334007,0.2051664253146159,0.20583498120774424,0.2194974425271141,0.2245998297611935,0.23049233202788635,0.23120257368136113,0.23126050757687047,0.23402115814520155,0.23832913214697626,0.24158817399103108,0.24166719629103625,0.24242471798389337,0.24380488389124913,0.24578017738384697,0.2458630646221798,0.24769133520851006,0.25536584210511865,0.2558384806713682,0.2558486441189218,0.2572775550529699,0.2577998996314186,0.25790836979262843,0.2582500242037545,0.25829985822141316],"n_dims_used":45,"mean_confidence":0.9154181586371528},"coverage":{"mean_confidence":0.9154181586371528,"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}}