{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":489,"cluster_id":4890002751},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["489:4890002839","489:4890002836","489:4890002253","489:4890003331","489:4890003516","489:4890002660","489:4890002835","489:4890001835","489:4890003329","489:4890002742","489:4890001991","489:4890003598","489:4890001844","489:4890002665","489:4890002506","489:4890003597","489:4890002752","489:4890002840","489:4890001748","489:4890003084","489:4890001995","489:4890001667","489:4890002505","489:4890002653","489:4890002085"],"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":[0.8913182139759919,0.8898694244436982,0.8790012218469281,0.8565787886533784,0.8524027473792664,0.8420033042007067,0.8357321406142303,0.8259330890067125,0.8192969042023655,0.8121284268359431,0.8113751416988341,0.8107694980603475,0.8094737708140771,0.7936132766208245,0.7824896487207557,0.7790346577598602,0.7782566877353729,0.7760020710082595,0.7675913061330903,0.765059135120085,0.7634540301791934,0.7606657374682243,0.7502460237764055,0.7480670813874392,0.7472128434617373],"twin_dists":[0.06230017636748327,0.06273906776315716,0.06596012886506841,0.07226648201305394,0.07339831242593825,0.07616700560337752,0.07780492602584776,0.08032115251413373,0.08199776522368585,0.0837860149104962,0.0839726223595746,0.08412248046118188,0.08444257156376915,0.08830681911616932,0.09096307199154675,0.09177996601450902,0.09196340390025991,0.09249399664284222,0.0944604281275368,0.09504863218896561,0.09542061017336424,0.09606521093487086,0.09845721316117408,0.09895423882780822,0.09914880750360298],"n_dims_used":45,"mean_confidence":0.9149255540635851},"coverage":{"mean_confidence":0.9149255540635851,"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}}