{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900013030},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900012951","490:4900013109","490:4900012940","490:4900012953","490:4900012700","490:4900012994","490:4900013066","490:4900012270","490:4900012616","490:4900012999","490:4900012759","490:4900012552","490:4900012479","490:4900012954","490:4900013144","490:4900012993","490:4900013141","490:4900012467","490:4900013212","487:4870000824","490:4900012394","487:4870001557","490:4900012629","490:4900013240","490:4900013175"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,487,490,487,490,490,490],"twin_sims":[0.7733008556759019,0.4658528543457266,0.42837970088823984,0.40678081130442295,0.3964828157276477,0.3537397383334091,0.31122826737398795,0.30712937925153116,0.2975837902951364,0.2897943383432221,0.26687586956303394,0.25964968484477113,0.2489184025897799,0.23510549435075326,0.2336526532080289,0.21932504006428788,0.20378635805720968,0.19024270371412677,0.1812526788243497,0.17885905613522346,0.1765819835571946,0.17128563269497696,0.1690782763280134,0.1660639085466582,0.1618855848910438],"twin_dists":[0.09312772362041627,0.160528802202531,0.1691108785377567,0.1741946406852981,0.1766601050077905,0.187235039022281,0.19843433257451112,0.19955807192662875,0.20220915025477523,0.20440971802902871,0.21109871531646304,0.2132807927249017,0.21659312253285165,0.22099440266783524,0.22146701273742073,0.22623527672582203,0.23164913200466516,0.23660370231065134,0.24002992257206968,0.24096230577111868,0.24185754233697992,0.24397210217627402,0.2448672125626194,0.24610324871562966,0.24784363658066963],"n_dims_used":45,"mean_confidence":0.9089747111002604},"coverage":{"mean_confidence":0.9089747111002604,"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}}