{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":489,"cluster_id":4890003444},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["489:4890003508","489:4890003228","489:4890003439","489:4890002820","489:4890002649","489:4890002825","489:4890002401","489:4890002909","489:4890003230","489:4890003509","489:4890003451","489:4890003310","489:4890003367","489:4890003229","489:4890002583","489:4890003094","489:4890002994","489:4890003179","489:4890003510","489:4890003373","489:4890002732","489:4890002652","489:4890002399","489:4890003445","489:4890003489"],"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":[0.9531557305409326,0.9316113957427498,0.8735806350430232,0.8191298836234828,0.7974283507161264,0.7759035089024342,0.7684680776278091,0.7530587176605117,0.751435410653072,0.7467888014704305,0.7442546321971111,0.7381615748987521,0.7293417145724145,0.7242973994234762,0.7204196086760376,0.7157055692879569,0.7148947395667722,0.6960221053869138,0.6943240937412736,0.681980668610668,0.6788375713461086,0.6776588807062978,0.6747493489123162,0.6746671860555306,0.671565785721837],"twin_dists":[0.04023048679535859,0.04888511193287023,0.06752345362584404,0.0820396935567914,0.08738599656314645,0.09251715749055367,0.09425635979738778,0.0978140414515657,0.09818545954190981,0.09924533180037116,0.09982137465898996,0.10120090432680627,0.1031849184949477,0.10431326048078395,0.10517772063554351,0.10622532887691816,0.10640517186642355,0.11056489915465859,0.1109369037840497,0.11363148807502584,0.114315136769316,0.11457127178894756,0.11520298837498166,0.11522081667130636,0.11589335876924016],"n_dims_used":45,"mean_confidence":0.9141589694552952},"coverage":{"mean_confidence":0.9141589694552952,"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}}