{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":489,"cluster_id":4890000915},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["489:4890000974","489:4890001220","489:4890001422","489:4890001221","478:4780000496","478:4780000323","478:4780000538","478:4780000461","500:5000007956","500:5000005121","473:4730006367","489:4890001159","500:5000007699","473:4730005695","478:4780000426","478:4780000458","478:4780000464","500:5000005257","473:4730006246","500:5000006174","478:4780001268","478:4780000428","500:5000005420","500:5000008304","473:4730006131"],"twin_admin_codes":[489,489,489,489,478,478,478,478,500,500,473,489,500,473,478,478,478,500,473,500,478,478,500,500,473],"twin_sims":[0.8219947583578061,0.6019664583931681,0.5848665313469509,0.5458705965997345,0.48660655966401406,0.44019834647873707,0.43927699910991713,0.42123720903931,0.41772835573671074,0.4131091463650535,0.41081247121512027,0.4033228029110642,0.40261228388142284,0.3979152666088855,0.39759082643439086,0.3956968785637117,0.39140409679551874,0.38636937695879114,0.38511816962185697,0.3847183575648798,0.37865690765960974,0.3749715621803849,0.3672268195161384,0.36354772206445524,0.3621593160641039],"twin_dists":[0.08131870107073899,0.13085182367428927,0.13451531563961558,0.14290600791375105,0.15588178162861704,0.1663742231613125,0.16658650584008322,0.1707796828607272,0.17160385592269906,0.17269336336076085,0.17323703134598453,0.17501935617655037,0.17518920271138214,0.1763154337282939,0.17639344950305264,0.17684945739269736,0.17788678226667923,0.1791101904967571,0.17941539312924448,0.17951301727804778,0.18099907408788335,0.18190822578029547,0.18383325011132445,0.1847548193322359,0.1851038210716592],"n_dims_used":45,"mean_confidence":0.9155451456705729},"coverage":{"mean_confidence":0.9155451456705729,"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}}