{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":489,"cluster_id":4890002703},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["489:4890002875","489:4890002789","489:4890002620","489:4890002785","489:4890002874","489:4890002619","489:4890002704","489:4890002786","489:4890002456","489:4890002876","489:4890002790","489:4890002542","489:4890003117","489:4890002538","489:4890002541","489:4890003276","489:4890002788","489:4890003273","489:4890002460","489:4890003031","489:4890002700","489:4890003195","489:4890003275","489:4890002214","489:4890002298"],"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":[0.9820449954332187,0.9771481252741953,0.9555802430552494,0.9516154713726205,0.9278911753665647,0.9193982513179384,0.8969453991010801,0.884952390533005,0.8787014449367652,0.853844115746599,0.8331213246357144,0.8086273512218113,0.8072091508492978,0.7750484873319516,0.6972964714116753,0.6578998579487586,0.59736486047019,0.5419369903842375,0.5307891616726692,0.5262595054373213,0.5162555336763098,0.515671488520001,0.46957995653182055,0.459452454442838,0.42147932839044006],"twin_dists":[0.024722693637425443,0.027925748689053283,0.03915087418651277,0.04090293520477124,0.05024676608018608,0.0532440724287593,0.0605722939293755,0.0642114573535513,0.06604729787029211,0.07300901808950067,0.07848030595979463,0.0846512895762883,0.08500034141997881,0.09271795722036215,0.11028548177927049,0.11884793694493569,0.1318372797014648,0.14375710003360512,0.14617549756167514,0.1471611284616698,0.14934475232370872,0.1494725430801065,0.1596892981325352,0.1619759090643889,0.1707229203415362],"n_dims_used":45,"mean_confidence":0.9197949727376302},"coverage":{"mean_confidence":0.9197949727376302,"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}}