{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":498,"cluster_id":4980001317},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["498:4980000938","498:4980001320","498:4980001222","498:4980001225","498:4980000316","498:4980001226","498:4980000269","498:4980001220","468:4680000709","468:4680000835","498:4980001804","498:4980001128","500:5000010699","498:4980002239","498:4980002391","500:5000011255","498:4980004356","498:4980002310","498:4980001049","468:4680001191","500:5000011346","500:5000010775","498:4980001031","500:5000003309","468:4680000826"],"twin_admin_codes":[498,498,498,498,498,498,498,498,468,468,498,498,500,498,498,500,498,498,498,468,500,500,498,500,468],"twin_sims":[0.8663020836136125,0.7710056779789864,0.741219113130175,0.7385823493876983,0.7295814621710954,0.7284764798958835,0.6705777721213901,0.6593411249737852,0.6335224282202827,0.6222041171513525,0.6182813493402243,0.6013488622132246,0.5877847161217586,0.5854249510212505,0.5824411660954413,0.5787476467035676,0.5759071434072672,0.5726206868458547,0.558270714070852,0.5560442975253019,0.5513149170535167,0.54879870928047,0.5432426531742622,0.5402537034742406,0.5396376820060553],"twin_dists":[0.06958209252369509,0.09366454759943546,0.1005095960664152,0.10110587854313013,0.10313117864912726,0.1033787767462439,0.11610744179302229,0.11853695584444515,0.12409096103710038,0.12651762726113208,0.12735803295846934,0.13098407611178026,0.1338897660212631,0.1343955958462408,0.13503538306015084,0.13582769623445956,0.13643731714953736,0.13714300134544263,0.14022972263917763,0.1407095601899387,0.14172979665095942,0.1422731652374788,0.14347447859873255,0.14412164640701935,0.14425511013405548],"n_dims_used":44,"mean_confidence":0.9231855219060724},"coverage":{"mean_confidence":0.9231855219060724,"n_dims_used":44,"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}}