{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":473,"cluster_id":4730003735},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["473:4730003424","473:4730003820","473:4730004184","473:4730003823","473:4730003581","473:4730003577","473:4730003499","473:4730003821","473:4730003439","473:4730004011","473:4730003505","473:4730004384","473:4730003736","473:4730003654","473:4730004019","473:4730003351","473:4730004398","473:4730004109","473:4730003912","473:4730003661","473:4730003913","473:4730003916","473:4730004100","473:4730008010","473:4730003828"],"twin_admin_codes":[473,473,473,473,473,473,473,473,473,473,473,473,473,473,473,473,473,473,473,473,473,473,473,473,473],"twin_sims":[0.8333597208055766,0.8290892850299352,0.7934814036772704,0.7641371406580344,0.7079255642612275,0.6687104566770996,0.6593399054030121,0.6524323505909223,0.649995211690439,0.6352183698648921,0.6103553166785847,0.597001892288995,0.5945331625182818,0.5892995816745555,0.584151709530199,0.5830136871310311,0.5822263183209464,0.5724997333109004,0.5696510491661898,0.5593273006865492,0.5548071709110812,0.5530793888578363,0.537243792032208,0.5310751011952672,0.5286239186371815],"twin_dists":[0.07841879023576523,0.07951616316976971,0.08833855556128221,0.09526238355053845,0.10794692470320906,0.11651183690515846,0.11853721904735423,0.12002648829261657,0.12055127088253807,0.1237270350231935,0.1290555147585232,0.1319150192998697,0.1324438068491299,0.13356510965183563,0.13466857788302258,0.13491260419403467,0.1350814601382767,0.1371689808170092,0.1377810150628132,0.14000210294251036,0.14097630805977987,0.14134900161885125,0.14477403328116148,0.14611333904410542,0.14664641636634412],"n_dims_used":45,"mean_confidence":0.9126988728841146},"coverage":{"mean_confidence":0.9126988728841146,"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}}