{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":489,"cluster_id":4890003040},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["489:4890003135","470:4700007464","489:4890003124","470:4700007468","489:4890002327","489:4890002324","489:4890003419","470:4700007281","489:4890002804","489:4890003184","489:4890003285","489:4890002997","489:4890001835","489:4890003512","489:4890002802","470:4700008017","489:4890001837","489:4890002506","489:4890002155","489:4890002331","489:4890003525","489:4890002077","489:4890003130","489:4890001912","489:4890002426"],"twin_admin_codes":[489,470,489,470,489,489,489,470,489,489,489,489,489,489,489,470,489,489,489,489,489,489,489,489,489],"twin_sims":[0.7597882400549876,0.7173134727803736,0.7132140848391906,0.7088388700545586,0.6457388542034602,0.6331444119223294,0.6328541989282953,0.6306395031058365,0.6288181072163906,0.6127011152086126,0.6079505546327769,0.6072297146221937,0.6051608916642236,0.6037833155791226,0.5991613780063976,0.5952944433697795,0.5936852278641157,0.5935444217715226,0.5894026379887309,0.5851302959385943,0.5793258133220817,0.5753456354588928,0.5736523580924018,0.5661715117916801,0.5653800412289667],"twin_dists":[0.09626766512597001,0.10586839475598574,0.10677762610839665,0.1077452776567176,0.12146703421541662,0.12417206531734241,0.12423432810286773,0.12470938755757709,0.1250999766126408,0.12855318152612843,0.12957044914820323,0.1297248008238542,0.1301677918897859,0.1304627714100736,0.1314525256508835,0.13228073672576462,0.13262544811291724,0.13265561205886917,0.1335430249736738,0.1344587661007522,0.13570364398011545,0.13655785902984457,0.13692143266678888,0.13852905252461925,0.13869928035454848],"n_dims_used":45,"mean_confidence":0.9146297878689236},"coverage":{"mean_confidence":0.9146297878689236,"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}}