{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800001982},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800001821","480:4800001704","480:4800001648","480:4800001361","480:4800001701","480:4800002288","480:4800001584","480:4800001583","480:4800001363","480:4800001938","480:4800002426","480:4800002270","480:4800001473","480:4800001481","480:4800001540","480:4800001763","480:4800001929","480:4800001807","480:4800001483","480:4800002091","480:4800001414","480:4800001925","480:4800001820","480:4800001646","480:4800002458"],"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":[0.4044522957851974,0.34320165463179253,0.3216540515633673,0.3168860706530588,0.285530247764013,0.2846822283148506,0.2828706369047089,0.2779414599473105,0.2671655181772783,0.26552332816038987,0.24904408088299784,0.24579483035045696,0.24049590043430288,0.23654516495585703,0.23219019983945946,0.21900491854555662,0.21189306004298658,0.1992816776022482,0.18782771530494113,0.18622300847058845,0.18110066468866035,0.17550191416412989,0.17496966307808198,0.17401552182928373,0.1715275732778245],"twin_dists":[0.17474963210917155,0.18994001373329727,0.1956134575494642,0.19689700177790853,0.20562928024289576,0.20587312011867998,0.20639549563775494,0.2078271627631159,0.21101202354761522,0.21150430714333843,0.21655380954066963,0.21757431506343114,0.21925738788769544,0.22052795919552567,0.2219447009654135,0.22634415134919442,0.22879104644660295,0.2332710652769416,0.23751271709476185,0.238121276060407,0.24008887622220543,0.24228504739041634,0.2424964088365753,0.24287645727477256,0.24387449636998812],"n_dims_used":43,"mean_confidence":0.9134555195653161},"coverage":{"mean_confidence":0.9134555195653161,"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}}