{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":489,"cluster_id":4890004212},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["489:4890004629","489:4890004360","489:4890004314","489:4890003954","489:4890004295","489:4890004192","489:4890004355","489:4890003887","489:4890004033","489:4890004311","489:4890003956","489:4890004397","489:4890004032","489:4890004195","489:4890004854","489:4890004508","489:4890004191","489:4890004346","489:4890004555","489:4890004722","489:4890004559","489:4890004500","489:4890004365","489:4890004356","489:4890004017"],"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":[0.8791629261877487,0.8750665472329966,0.8747196447027131,0.8740458334005364,0.8532482640589523,0.8515317034643107,0.8485649503685071,0.8462098780889472,0.8459300186881862,0.8359949053813517,0.835065330960662,0.828450097526195,0.8202018721190555,0.8197500101028948,0.814514179841741,0.8025200754381552,0.8012818947111722,0.8012157662512753,0.7966705004362349,0.7958726445837638,0.7944529837285258,0.7925999768887703,0.7915457510591875,0.7912193440305723,0.7835169526752152],"twin_dists":[0.06591307304004092,0.0670975750073591,0.06719717771116653,0.06739033435910988,0.07317012102406316,0.07363288940101878,0.07442808744973602,0.07505528925406985,0.07512958862152679,0.07773674513208344,0.07797777489660893,0.07967959649965095,0.08177036000021634,0.081883953888884,0.08319339202762002,0.08614867717366752,0.08645046549735716,0.08646656679634362,0.08756933296609365,0.08776212146086122,0.08810459159358625,0.08855052218844606,0.08880368783159438,0.08888199441819485,0.09071945928026297],"n_dims_used":45,"mean_confidence":0.9202788458930121},"coverage":{"mean_confidence":0.9202788458930121,"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}}