{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":489,"cluster_id":4890003228},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["489:4890003444","489:4890003508","489:4890003229","489:4890002825","489:4890003230","489:4890002994","489:4890003439","489:4890002820","489:4890002401","489:4890002649","489:4890002732","489:4890003509","489:4890003367","489:4890002399","489:4890002309","489:4890002561","489:4890002909","489:4890002226","489:4890002476","489:4890002645","489:4890003451","489:4890002977","489:4890003592","489:4890003510","489:4890002482"],"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":[0.9316113957427498,0.9060339914250011,0.8488999569588634,0.846921265648141,0.8330422193710797,0.8321258982330854,0.8225457923171137,0.8107541322216445,0.8070829508151759,0.8057251241054293,0.8012605038411383,0.7895067371225206,0.7631864434710924,0.7534940996965546,0.7494239310808026,0.7461706373765096,0.7386904661110414,0.7239691423529018,0.7197414623769303,0.7171851606871026,0.7121800745553025,0.7079642425895696,0.7038666331414467,0.7017423555672672,0.6997140569762941],"twin_dists":[0.04888511193287023,0.0576965726696716,0.07433858094499106,0.07486620320828791,0.07850071150975872,0.07873683602759701,0.08117958006577757,0.08412628050668472,0.08503136237244645,0.08536471957268975,0.08645567403958744,0.0892922589551581,0.09548255746422804,0.09771432103671635,0.09864486016448386,0.09938597404117912,0.10108145628001,0.10438653471021571,0.10532864342179811,0.10589689314844292,0.10700656630603712,0.10793838735827548,0.10884169858121369,0.10930910850485219,0.10975485643664627],"n_dims_used":45,"mean_confidence":0.9141554938422309},"coverage":{"mean_confidence":0.9141554938422309,"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}}