{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800005344},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800005671","480:4800004075","480:4800005271","480:4800005672","480:4800004751","480:4800005744","480:4800005502","480:4800005354","480:4800005595","480:4800005743","480:4800005735","480:4800005074","480:4800005518","480:4800005741","480:4800003848","480:4800005077","480:4800004646","480:4800004319","480:4800004829","480:4800002908","480:4800003917","480:4800004472","480:4800002850","480:4800004824","480:4800003702"],"twin_admin_codes":[480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480],"twin_sims":[0.5845751913548516,0.5635755802193666,0.5089952882414408,0.4841810448155445,0.476879314238044,0.474825905385522,0.3917007140595828,0.3485775442266431,0.3392120142643863,0.2926239847861091,0.2921446746302586,0.27623352136468615,0.27416797714272295,0.24146713190342195,0.189822603532706,0.18106525039597016,0.17111246008145653,0.16718511736082783,0.1535768567763853,0.15306415263661657,0.15250650309963518,0.14694895260141444,0.14225006146451316,0.1411073891631854,0.13606599278730325],"twin_dists":[0.13457777918903277,0.13908749071871818,0.15093589373142588,0.1564215552761433,0.15805163017582927,0.15851148529437892,0.17781493698153003,0.1885547278202473,0.19097556101645072,0.20360631953717565,0.2037420803122299,0.20832682937165395,0.208933645847317,0.2189471174126583,0.23676124795580933,0.24010261551003573,0.24404202568296346,0.24564162608167675,0.2514038752745382,0.25162813384809257,0.25187267823012954,0.25434650985639634,0.25649266092776624,0.2570224998167369,0.2593990693931534],"n_dims_used":43,"mean_confidence":0.9193141848541969},"coverage":{"mean_confidence":0.9193141848541969,"n_dims_used":43,"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}}