{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800003049},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800003094","480:4800002917","480:4800002632","480:4800003173","480:4800002636","480:4800002774","480:4800003015","480:4800002871","480:4800002693","480:4800003090","480:4800002581","480:4800002788","480:4800002874","480:4800002964","480:4800003001","480:4800002735","480:4800002586","480:4800002737","480:4800002591","480:4800002738","480:4800002971","480:4800003003","480:4800003373","494:4940000072","480:4800003050"],"twin_admin_codes":[480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,494,480],"twin_sims":[0.5134567416488682,0.30938577914387466,0.3055746530593527,0.27141463476776895,0.2572126505903668,0.24259879530734157,0.2284153270197909,0.20055813868320324,0.19509044807192563,0.19055552176841692,0.18819923231154556,0.1863343979277244,0.18609281973537017,0.18500844376969033,0.17399511528468692,0.17298067953438248,0.17206096256433887,0.17084474692608367,0.16237102375331372,0.15486198749022248,0.148433910102228,0.14673526345190946,0.1462796408148338,0.14416357800528182,0.14352739730638855],"twin_dists":[0.14995746034176588,0.1989384062426099,0.19998656764222927,0.20974690373309876,0.21402528223480966,0.21858661374106422,0.22318693129638753,0.23280892881432272,0.23480301557652297,0.23648654735110577,0.23737234556101033,0.23807891478598098,0.23817080924432515,0.23858433349503888,0.24288460172814866,0.24329033602515995,0.24365965960265928,0.2441502225896714,0.24763978006850704,0.2508441560940837,0.2536788509010062,0.2544429974506727,0.25464907338741355,0.25561243618633184,0.25590411370191957],"n_dims_used":43,"mean_confidence":0.9219488099563954},"coverage":{"mean_confidence":0.9219488099563954,"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}}