{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":489,"cluster_id":4890004414},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["489:4890004513","489:4890004458","489:4890004090","489:4890004362","489:4890003649","489:4890003970","489:4890004361","489:4890004137","489:4890004492","489:4890004298","489:4890004508","489:4890004507","489:4890004852","489:4890004555","489:4890004648","489:4890004500","489:4890004464","489:4890004509","489:4890004142","489:4890004727","489:4890003965","489:4890004248","489:4890004296","489:4890004773","489:4890004415"],"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":[0.9175133568332694,0.9143472653702887,0.8894038946984514,0.8873511012331909,0.8849541740023408,0.884555828902519,0.8772743257955764,0.8688511417813297,0.8668712603339518,0.8666652431882098,0.8662308880734653,0.8642414688111123,0.8639112596675834,0.8619205645550391,0.8539713682317921,0.8529187231834466,0.8508097255491389,0.8491333271278451,0.8489650522647442,0.842337115579397,0.8367651222798352,0.8363520905025954,0.8355369492854582,0.8315259535973336,0.8302968516788558],"twin_dists":[0.053890288622893835,0.054961569368299566,0.06287959428567089,0.0634964178282987,0.06421092795559795,0.06432908940072996,0.0664611126964785,0.06886617600817363,0.06942269444931813,0.06948041973325678,0.0696020125232072,0.07015700829973318,0.07024882665431463,0.07080057736071464,0.07297458080136714,0.07325911644158259,0.07382693832190548,0.07427618665292954,0.07432118048352027,0.07607917769481938,0.07753667143106575,0.07764400292059569,0.07785554851255924,0.07889119183976452,0.07920682637733317],"n_dims_used":45,"mean_confidence":0.9204069349500869},"coverage":{"mean_confidence":0.9204069349500869,"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}}