{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900000756},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900000992","490:4900000991","490:4900000989","490:4900000993","490:4900000754","490:4900013093","490:4900000385","490:4900013152","490:4900000646","490:4900000870","490:4900012936","490:4900000384","490:4900013121","494:4940008146","490:4900013094","490:4900013188","490:4900012983","490:4900000869","490:4900013227","494:4940007842","494:4940008054","490:4900000990","490:4900002565","490:4900000872","490:4900013055"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,494,490,490,490,490,490,494,494,490,490,490,490],"twin_sims":[0.594410435789464,0.5385393965988416,0.5137983618881584,0.45391434020799165,0.4245698967386562,0.13231329867943226,0.12417259334790648,0.11005893143652466,0.1054393376634501,0.09927385972211544,0.09043901248823492,0.09026654060190992,0.08838395168210891,0.08774497318156432,0.08549460921610287,0.08064118774293423,0.07694553425393813,0.07328306797262056,0.07214522918626258,0.07079530970894019,0.06879515909877708,0.06842565086336859,0.06656915105788923,0.06046177759785595,0.06033360039763982],"twin_dists":[0.13247009625912787,0.1444931302190689,0.14988262904247662,0.16323386695763037,0.1699995652536836,0.2612113161285381,0.26528006484564237,0.27284397013647393,0.27548209490721465,0.2791469545071162,0.28472324050679876,0.2848363022031981,0.28608168057244776,0.28650916544415606,0.2880346737526017,0.2914370615115498,0.29413962041067787,0.2969230562766829,0.297810673643038,0.29887855951893033,0.30049161465952756,0.3007937713592919,0.30233229731275696,0.3076542060013075,0.30777053643786434],"n_dims_used":45,"mean_confidence":0.9121266682942708},"coverage":{"mean_confidence":0.9121266682942708,"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}}