{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900012244},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900012867","490:4900013119","490:4900012316","490:4900012969","490:4900013259","490:4900012929","490:4900013188","490:4900012733","490:4900012800","490:4900013121","490:4900012664","490:4900012870","490:4900012663","490:4900012801","490:4900012441","490:4900013227","490:4900012449","490:4900013258","490:4900012374","490:4900013152","490:4900000385","490:4900012727","490:4900013225","490:4900012461","490:4900013159"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490],"twin_sims":[0.3892812629624276,0.3491028688125371,0.34464976562288274,0.2568031684502806,0.23649415535545207,0.22337784327979457,0.21967762445675812,0.20685851661760452,0.20527674559176784,0.20468373525097605,0.1895582906408058,0.15865685695447249,0.15274087552839974,0.13394352527621115,0.1153954551386967,0.10786103753813675,0.0936121534484927,0.09147270491784468,0.08700920657403734,0.08578931858738313,0.08038040559733069,0.07999194344385235,0.07644950441731575,0.07606503603716475,0.0746636350894635],"twin_dists":[0.17840171075920658,0.1884199660321788,0.18956573325159562,0.2141508111684757,0.22054445420117988,0.22486600727253597,0.22611548457044653,0.23055704494474635,0.231117934456827,0.2313289752340361,0.23686049532705578,0.2492109378200141,0.2517698197797503,0.26041936714043756,0.2699009529760878,0.27408819432663223,0.28267295144896565,0.2840491712861276,0.28700447761302555,0.2878330866795668,0.2916244692022968,0.2919045383732752,0.2945102572864949,0.2947988695718218,0.295860930227942],"n_dims_used":45,"mean_confidence":0.9091062757703993},"coverage":{"mean_confidence":0.9091062757703993,"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}}