{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900002473},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900003875","490:4900003326","490:4900002462","490:4900002019","494:4940007274","490:4900001723","490:4900001698","490:4900002912","490:4900001294","490:4900001334","490:4900002163","494:4940007275","490:4900002765","490:4900003459","490:4900002316","494:4940007187","490:4900001568","490:4900002629","494:4940007377","490:4900002172","490:4900001705","490:4900001292","496:4960004511","490:4900001295","490:4900000789"],"twin_admin_codes":[490,490,490,490,494,490,490,490,490,490,490,494,490,490,490,494,490,490,494,490,490,490,496,490,490],"twin_sims":[0.580932319357489,0.5630603235093548,0.5616526952473695,0.5406145257289504,0.44188824767232876,0.42121099767852915,0.36943465615444876,0.3694129939896643,0.3630772329157869,0.35937894441384016,0.33132786077833953,0.3310165688147205,0.32202772443988703,0.3219075857574159,0.31205630912603616,0.306535644957196,0.3038233029684706,0.29871599116489994,0.29284651977240483,0.28081152337201964,0.2793468617522694,0.2767496143902453,0.2738736401480389,0.2737845269276812,0.27160868287311285],"twin_dists":[0.1353590037074276,0.1391983715923849,0.13950135414814763,0.14404348599615818,0.16598531221888077,0.17078582868345296,0.18328243604830757,0.1832878323647002,0.18487300978189647,0.18580477008209043,0.19304145339151524,0.19312356769314576,0.19551331686680065,0.19554550577340432,0.19820835031456266,0.19972156201315241,0.2004707674384345,0.20189213744961632,0.2035433331186749,0.20699170472678552,0.20741740687096327,0.20817564519926754,0.20902034414330395,0.20904660412523995,0.20968942163783597],"n_dims_used":45,"mean_confidence":0.916485850016276},"coverage":{"mean_confidence":0.916485850016276,"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}}