{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":474,"cluster_id":4740000570},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["470:4700002221","470:4700004403","470:4700004924","470:4700003027","466:4660005678","474:4740002075","487:4870007061","470:4700006533","470:4700002861","466:4660010550","470:4700004416","470:4700004238","493:4930005577","466:4660008082","470:4700004572","470:4700001178","496:4960000065","470:4700006505","487:4870005294","470:4700002859","470:4700006393","470:4700005398","466:4660004290","470:4700004058","493:4930003774"],"twin_admin_codes":[470,470,470,470,466,474,487,470,470,466,470,470,493,466,470,470,496,470,487,470,470,470,466,470,493],"twin_sims":[0.23899795149040778,0.22205388948931945,0.20548923638017147,0.1969105526360155,0.19397827463907616,0.19343723448009895,0.18614878582821806,0.18500913839997818,0.1769761811555285,0.1739033730557122,0.16740194699050057,0.15675033579631698,0.1528984945297145,0.1494476883657207,0.14911436326803038,0.1463932439270495,0.14570242317495344,0.145502661226301,0.14425409463202185,0.14070882748969804,0.13721804769038645,0.13525860765810624,0.13463246174605956,0.13416136990933586,0.13277400106228002],"twin_dists":[0.21973752312343542,0.22531147563770249,0.23104241468350328,0.23413497237012743,0.2352133539005829,0.2354135629497159,0.2381495127238643,0.23858406805443189,0.24170197764662002,0.2429212253861462,0.24555261092445596,0.250027848719169,0.2517007110449637,0.25322586746033343,0.2533745553935384,0.25459764685925546,0.25491082925390685,0.25500159583340365,0.2555710135814606,0.2572080578009743,0.2588502487689483,0.25978577327748203,0.2600868648070103,0.26031408991791793,0.2609867706152338],"n_dims_used":45,"mean_confidence":0.9196451822916667},"coverage":{"mean_confidence":0.9196451822916667,"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}}