{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":489,"cluster_id":4890002321},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["489:4890001811","489:4890002233","489:4890001812","489:4890001813","489:4890002074","489:4890001900","489:4890003301","489:4890002316","489:4890002239","489:4890001895","489:4890001992","489:4890001896","489:4890003493","489:4890002991","489:4890002059","489:4890001984","489:4890002469","489:4890002073","489:4890001645","489:4890002487","489:4890001910","489:4890001983","489:4890003429","489:4890002569","489:4890003067"],"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":[0.9219103466464214,0.9209404410804638,0.9161157325951343,0.9124616548114189,0.8893502459232219,0.889174332566094,0.8734917679770223,0.8691572041088398,0.8658056662258631,0.8637320561137813,0.8627461659657514,0.8575053588264391,0.840948115280754,0.8366004532638661,0.8320504364327937,0.8311207163825545,0.8285896921692237,0.8267168588025973,0.8260720314759386,0.8256815903054934,0.8255496875602566,0.8252785747420578,0.8239503790720973,0.8229554705821248,0.8135201657708605],"twin_dists":[0.0523725365545052,0.05271045707550416,0.054365335244766486,0.05559150459159909,0.06289577344588514,0.0629488022861795,0.06754886167248837,0.06877985788181808,0.06972090206624923,0.07029862068202258,0.07057211881036421,0.07201369938559282,0.07644419714124237,0.07757947418772237,0.07875626160689898,0.07899534487929345,0.07964392152998438,0.08012172047268248,0.0802858206207771,0.0803850821121718,0.08041859853242843,0.08048746113682173,0.08082430051180263,0.08107605330822991,0.08344060604514844],"n_dims_used":45,"mean_confidence":0.9139612833658854},"coverage":{"mean_confidence":0.9139612833658854,"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}}