{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":489,"cluster_id":4890000997},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["489:4890000999","489:4890000939","489:4890000879","489:4890000940","489:4890000881","489:4890000936","489:4890001056","489:4890001059","489:4890000882","489:4890001000","489:4890000704","489:4890000823","489:4890000822","489:4890000362","489:4890000415","489:4890000762","489:4890000747","489:4890000941","489:4890000595","489:4890001524","489:4890001525","489:4890000632","489:4890001369","489:4890000998","489:4890000942"],"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":[0.9715590694049198,0.9539342707054499,0.9470151870320042,0.9447119969324623,0.9395412985585615,0.9054157481375265,0.8938608006289835,0.8575753992226801,0.821905806697681,0.8072666142219695,0.7913764788824492,0.766045536519632,0.7633261045277713,0.7608279156350878,0.7460338679985989,0.744308035220936,0.7398737686066482,0.717179498058794,0.7162496915997536,0.7090498754909262,0.7050779639178055,0.685307153762314,0.6727872014876556,0.6685268849783826,0.6633534798989156],"twin_dists":[0.031198657782249277,0.039886697886746106,0.04285470365723297,0.04380262841075651,0.04586739707948277,0.057895782932047016,0.06152411490778908,0.0719945663321999,0.08134114535906597,0.08498621433064495,0.08884430160948315,0.09481970150654777,0.09545022773092299,0.09602777243610335,0.09941708011206815,0.0998092497288654,0.10081400985704575,0.10589815077114934,0.10610458542011937,0.10769867347672506,0.10857489974578113,0.11290689799885395,0.11562859056027028,0.11655157717516651,0.11767048250037238],"n_dims_used":45,"mean_confidence":0.9146570841471354},"coverage":{"mean_confidence":0.9146570841471354,"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}}