{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":499,"cluster_id":4990004247},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["499:4990004245","499:4990004262","499:4990004264","468:4680000063","499:4990004020","499:4990004055","499:4990004236","468:4680000003","468:4680000088","499:4990004150","468:4680000115","499:4990003837","499:4990004099","499:4990003867","499:4990003771","499:4990003601","499:4990003992","499:4990003966","499:4990004202","499:4990003987","468:4680000065","499:4990004254","468:4680000078","499:4990003249","499:4990003730"],"twin_admin_codes":[499,499,499,468,499,499,499,468,468,499,468,499,499,499,499,499,499,499,499,499,468,499,468,499,499],"twin_sims":[0.9178443843782212,0.9146245276416077,0.9132559235011953,0.8586660419414899,0.8584696535637827,0.8575843011666269,0.8481254541112,0.8303783096250344,0.8294603617769399,0.8019503870984026,0.7842180147163657,0.7752216933742194,0.7552577248815899,0.7552216334333753,0.7461492552089697,0.7374272315404514,0.7304629521534167,0.7263287994313731,0.7251800727254566,0.7218463683591992,0.7145026879051379,0.710858705813753,0.7095262532583543,0.698698230073942,0.6860317339182568],"twin_dists":[0.0537772657753091,0.05486844348148883,0.05532687522356807,0.07169617715284876,0.07174997067263963,0.07199213432086506,0.07454540183807114,0.07918593239963842,0.07942118648881284,0.08628760353433354,0.09055301853597178,0.09267729746921825,0.09730992419111374,0.09731820726594259,0.09939083734905538,0.10136666123211324,0.10293350194562347,0.1038593980738369,0.10411613748804815,0.1048599482855873,0.10649209350689254,0.10729890200221122,0.10759343406105688,0.10997790397128858,0.11274891773410722],"n_dims_used":44,"mean_confidence":0.9286093278364702},"coverage":{"mean_confidence":0.9286093278364702,"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}}