{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":489,"cluster_id":4890004720},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["489:4890004773","489:4890004514","489:4890004255","489:4890004723","489:4890004137","489:4890004457","489:4890004685","489:4890004513","489:4890004648","489:4890004032","489:4890004252","489:4890004191","489:4890004197","489:4890004350","489:4890004142","489:4890004402","489:4890004464","489:4890004248","489:4890004497","489:4890004498","489:4890004362","489:4890004492","489:4890004510","489:4890004727","489:4890004453"],"twin_admin_codes":[489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489],"twin_sims":[0.9789885814610683,0.9664747367827811,0.9455539718579095,0.938223063841463,0.9322570745363705,0.9318150046431547,0.9242995666383756,0.9232854969600807,0.9192148528182617,0.9176285774788491,0.9172501274585965,0.911356649714354,0.9110382173719633,0.9080815011031319,0.9059630321349003,0.9051433077572274,0.902456568980493,0.9004618454656684,0.8987811976153417,0.8972168953133494,0.8970768524453966,0.8939150484869558,0.8891664282681686,0.8882324119327841,0.8874991506688523],"twin_dists":[0.02676504909156903,0.03391695027610885,0.04345822734472574,0.04638085077213158,0.048645467050137954,0.04880965121796343,0.05153221095078636,0.05189027121261605,0.05330723420469103,0.053850971088070104,0.05398002324043652,0.05595796153242265,0.05606320188568312,0.05703283856413441,0.05771946517398511,0.05798339442202906,0.058841804120987065,0.059472727188293543,0.060000230374614195,0.060487958869038044,0.060531471969628804,0.061507474629813784,0.0629511842234405,0.06323216412465943,0.06345208503041873],"n_dims_used":45,"mean_confidence":0.920330556233724},"coverage":{"mean_confidence":0.920330556233724,"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}}