{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":489,"cluster_id":4890001257},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["489:4890000555","489:4890001533","489:4890000550","489:4890000663","489:4890000660","489:4890001452","489:4890000316","489:4890000664","489:4890000504","489:4890001388","489:4890001616","489:4890001457","489:4890001264","489:4890001383","489:4890000423","489:4890000426","489:4890000609","489:4890000311","489:4890000257","489:4890001529","489:4890001627","489:4890001626","489:4890000657","481:4810005730","489:4890000417"],"twin_admin_codes":[489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,481,489],"twin_sims":[0.7547579565519831,0.7233911960368293,0.6762246159468458,0.6730981239968618,0.6395455382100076,0.6222024681311351,0.5884621654559177,0.5822792994534306,0.573465259347289,0.5665403846087538,0.5588032160359365,0.5506164149562679,0.548801072810132,0.5424241118623682,0.5312535029533794,0.5307193857910559,0.5268929535832516,0.5259058249888228,0.5225847578252208,0.5147161541984753,0.513317164183736,0.4993976680088107,0.48472091326931727,0.48221745845512687,0.4801918611272987],"twin_dists":[0.09742459477694458,0.10451550089936681,0.11488277330239,0.11556117142165814,0.12279802089617145,0.12651798059862446,0.1337445735053401,0.13507009748231807,0.13696161225346196,0.13844972600618752,0.1401149985464401,0.14188059576275325,0.14227265464722763,0.14365164408458284,0.1460745610165402,0.14619066675237383,0.14702318279865179,0.14723816522032973,0.14796211010255625,0.14968164954170587,0.14998803811260117,0.15304842610763447,0.15630134096661047,0.15685914629165174,0.1573111442849262],"n_dims_used":45,"mean_confidence":0.9192959255642361},"coverage":{"mean_confidence":0.9192959255642361,"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}}