{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":489,"cluster_id":4890000553},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["489:4890000552","489:4890000829","489:4890000778","489:4890000610","489:4890001261","489:4890000665","489:4890000606","489:4890000834","489:4890001006","489:4890000772","489:4890001197","489:4890000503","489:4890001016","489:4890000719","489:4890001198","489:4890000551","489:4890001260","489:4890001323","489:4890000775","485:4850003886","489:4890001258","489:4890000505","489:4890000832","485:4850004102","489:4890001017"],"twin_admin_codes":[489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,485,489,489,489,485,489],"twin_sims":[0.9449744133224758,0.9447735888860626,0.9435837286793559,0.9381905901263048,0.9216317344517717,0.9050892280615692,0.9019726076462548,0.8821774482741123,0.878311551961141,0.8717111618123408,0.8713938917637588,0.8540951381666739,0.8523369061061733,0.842238952117498,0.8373958138644433,0.8367851855185868,0.8348344212510594,0.8305218059941596,0.8228647679752235,0.8114713321412653,0.8043475200351949,0.804203461791195,0.7908022677641269,0.7888026021807384,0.7882311725850212],"twin_dists":[0.04369554803134454,0.04377751634607494,0.044260408013101986,0.04639343664813659,0.05246979293232594,0.058000772784357814,0.058995370518948625,0.06503121898655882,0.06616054335989549,0.06805649826203508,0.06814666077776126,0.0729410752956098,0.07341606164552424,0.07610501203579592,0.07737259351064775,0.07753145531300826,0.07803757365344866,0.07914911712713911,0.08109898103809993,0.08394880706006684,0.08570217837086465,0.08573742355806831,0.08898199964941561,0.08946064975689919,0.0895971822799704],"n_dims_used":45,"mean_confidence":0.9195783827039931},"coverage":{"mean_confidence":0.9195783827039931,"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}}