{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900012705},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900012771","490:4900012841","490:4900012351","490:4900003838","470:4700004844","490:4900006870","494:4940007134","490:4900001156","494:4940007666","494:4940008494","490:4900003705","466:4660003934","466:4660005340","490:4900000887","490:4900005760","490:4900012418","490:4900001152","490:4900006518","493:4930007004","494:4940008025","490:4900007257","490:4900006509","487:4870000933","494:4940003942","494:4940007228"],"twin_admin_codes":[490,490,490,490,470,490,494,490,494,494,490,466,466,490,490,490,490,490,493,494,490,490,487,494,494],"twin_sims":[0.3396911880068835,0.3167664159751057,0.264844819073846,0.2594132132490031,0.231531457538928,0.22762947753350427,0.20801370987583506,0.20487599605578968,0.1816890813151782,0.1778270036117375,0.1752795866984381,0.17345871825089978,0.16915129614920488,0.1655987698481617,0.16485727451558083,0.1573457422464271,0.15619836710999202,0.15046433630084655,0.14277780707123322,0.1365063531022923,0.13437479064862182,0.13397035924686043,0.12578972270621797,0.12112904603047255,0.11899412479794494],"twin_dists":[0.19085084364409516,0.19692935231181372,0.21170825897068588,0.21335283901465918,0.22216051529339242,0.22344723960349816,0.23014926587739176,0.23126050757687047,0.23986087234712578,0.24136705018567614,0.24237327987282825,0.2430989281617391,0.2448374683399582,0.24629541490244597,0.24660256177584042,0.24977195292628204,0.2502657104128125,0.252773870244641,0.2562490219004503,0.2591888794063144,0.26021107505492114,0.2604063922126809,0.26445607024543194,0.2668532835502306,0.2679749212861179],"n_dims_used":45,"mean_confidence":0.9153275383843316},"coverage":{"mean_confidence":0.9153275383843316,"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}}