{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":489,"cluster_id":4890002508},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["489:4890002507","489:4890001836","489:4890001927","489:4890002678","489:4890002346","489:4890003578","489:4890001848","489:4890002018","489:4890002172","489:4890002171","489:4890001937","489:4890001757","489:4890001932","489:4890002009","489:4890002088","489:4890001925","489:4890001676","489:4890002587","489:4890002001","489:4890001918","489:4890003456","489:4890003320","489:4890003524","489:4890002173","489:4890003394"],"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":[0.9184393432420694,0.8285897379193162,0.7791450178370769,0.7355522577917983,0.7173930061183011,0.7140964991584562,0.710246988713493,0.7088430969841403,0.7029916198625198,0.6938356452799085,0.6916115071656509,0.6744744006131779,0.6581490984395642,0.6526220247538643,0.6488416482232559,0.6451479798917062,0.6410906122700092,0.6406526124479651,0.620649385686492,0.61566156352165,0.6154527435543597,0.611791596654142,0.6008083260347691,0.600238016514402,0.5973179932548207],"twin_dists":[0.05357363230140563,0.07964390983640343,0.09175392931909826,0.10178940441856779,0.10585072893820606,0.10658212496414525,0.10743415068797695,0.10774434412834417,0.10903430140378209,0.11104385154046587,0.11153048812037364,0.11526264635906643,0.11879416808220715,0.11998563245851354,0.12079955326279557,0.12159409137644576,0.12246612845070619,0.12256022372434724,0.12685073978810177,0.1279191675301517,0.12796389144365644,0.12874795123896066,0.13109982874284073,0.13122195926356586,0.13184731752234977],"n_dims_used":45,"mean_confidence":0.9177722507052951},"coverage":{"mean_confidence":0.9177722507052951,"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}}