{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":488,"cluster_id":4880004736},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["470:4700000017","488:4880004739","488:4880004933","488:4880005602","481:4810003439","488:4880004836","481:4810003844","481:4810004448","481:4810003134","488:4880004923","481:4810003343","481:4810004749","481:4810003441","481:4810003552","481:4810003446","481:4810004051","481:4810002676","481:4810004456","481:4810003244","481:4810003335","481:4810004154","481:4810004656","481:4810004256","481:4810003750","496:4960010742"],"twin_admin_codes":[470,488,488,488,481,488,481,481,481,488,481,481,481,481,481,481,481,481,481,481,481,481,481,481,496],"twin_sims":[0.8718737635534723,0.8097829601661468,0.8074828655919701,0.7371908077372286,0.7330645365633826,0.7214053136072597,0.711172654525415,0.6961401353055852,0.6890865684834002,0.6867437518184794,0.6761643374927377,0.6729270393909688,0.6670817815625508,0.6596798160605045,0.637403920125759,0.6367043507926456,0.6281043259185083,0.6250892918767894,0.6112179484534317,0.6057450092492057,0.6045741327374883,0.6012046451438742,0.6011313546983975,0.6009518507730929,0.5967934699879188],"twin_dists":[0.06801025614108715,0.08436625455196893,0.0849330379454038,0.10142000454077177,0.10234926005083408,0.10495821694815254,0.10722946795364476,0.1105390281386015,0.11208226527431353,0.11259362328511904,0.11489586085774267,0.11559826970423441,0.11686432702372206,0.11846385709715407,0.12325789884965727,0.12340808258328471,0.12525301896243043,0.12589933556624908,0.1288707930033614,0.13004271623881938,0.1302934336721903,0.13101495916644368,0.13103065384052087,0.13106909358611815,0.13195965930847475],"n_dims_used":45,"mean_confidence":0.9200913323296441},"coverage":{"mean_confidence":0.9200913323296441,"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}}