{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":500,"cluster_id":5000000220},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["500:5000000359","485:4850006799","500:5000000143","485:4850006637","485:4850007167","500:5000000110","485:4850007364","485:4850007232","500:5000000812","485:4850006723","485:4850007430","485:4850006638","500:5000000273","500:5000000172","485:4850008287","485:4850006647","500:5000000311","485:4850006796","500:5000000465","485:4850006707","485:4850008298","500:5000000409","500:5000000141","500:5000000053","485:4850007081"],"twin_admin_codes":[500,485,500,485,485,500,485,485,500,485,485,485,500,500,485,485,500,485,500,485,485,500,500,500,485],"twin_sims":[0.7135981599336771,0.6767231971867916,0.6724790402996207,0.6557081094813065,0.6353452247854066,0.6174521807670474,0.6162790569716341,0.6105674639124393,0.6007162772420275,0.5965172347758363,0.5873782058010155,0.5814283592772754,0.5512512695836758,0.5450113514264788,0.5442806846519824,0.5408875404115312,0.535019338790847,0.533401654956834,0.5278582101520789,0.5160068896740484,0.5104349460008588,0.5056391639942563,0.49604818317176724,0.48827526513755976,0.4840970011349601],"twin_dists":[0.10669254761142867,0.11477450972613136,0.11569540290383351,0.11932059671721174,0.12369980977935398,0.1275356426627577,0.1277869133999158,0.12901008643132575,0.13111954063636466,0.13201882428042236,0.13397689498174095,0.13525260483979812,0.14174353618323957,0.14309182445757615,0.14324987579676518,0.14398435272862412,0.14525663214543358,0.14560784351400247,0.14681304933892603,0.14939915202422316,0.15061992652547845,0.15167338257721505,0.1537883079109157,0.15551090675309315,0.15644027330376514],"n_dims_used":45,"mean_confidence":0.9180316501193576},"coverage":{"mean_confidence":0.9180316501193576,"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}}