{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900000672},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900000790","490:4900003740","490:4900000926","490:4900000680","490:4900001046","490:4900001017","494:4940007823","490:4900000590","494:4940008020","490:4900001188","494:4940007809","490:4900001440","490:4900001048","490:4900003350","490:4900000779","496:4960007904","490:4900002929","490:4900001031","490:4900001041","496:4960007784","494:4940008325","490:4900000775","490:4900000677","490:4900000899","494:4940007385"],"twin_admin_codes":[490,490,490,490,490,490,494,490,494,490,494,490,490,490,490,496,490,490,490,496,494,490,490,490,494],"twin_sims":[0.5526941646562094,0.5007931186115812,0.47701517320441256,0.43775280951392304,0.41846603640430835,0.3966756835255692,0.39572082488234916,0.3540505824242227,0.34481178393379774,0.32612694644087115,0.3192813800983856,0.31388995119148333,0.30626110607177487,0.30127342893385756,0.299388028482645,0.2958095014730112,0.2941932799003746,0.29093471480985794,0.2862270437209242,0.28503145728123974,0.28140576965681,0.2806048578859413,0.2794782740479611,0.2771820251568102,0.2676963276338088],"twin_dists":[0.14143212144977588,0.15274059131782017,0.1580212277351123,0.16693807026199062,0.17143034311869873,0.17661366459843683,0.17684368555593927,0.1871558945869489,0.18952390980481815,0.19441899005760901,0.19625083589072098,0.19770914206893797,0.19979722054737198,0.2011786431961002,0.2017043021514441,0.2027073748475402,0.20316274915731666,0.20408538133644516,0.2054292488564949,0.20577264982136695,0.20681937190098346,0.20705169001029816,0.2073791567677272,0.20804910742392446,0.21085330377737685],"n_dims_used":45,"mean_confidence":0.9138598971896701},"coverage":{"mean_confidence":0.9138598971896701,"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}}