{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":473,"cluster_id":4730005735},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["473:4730005628","473:4730005421","473:4730005842","473:4730005729","473:4730005960","473:4730006076","473:4730005731","473:4730005520","473:4730005416","473:4730005521","473:4730005730","473:4730005524","473:4730005728","473:4730005419","473:4730005418","473:4730005739","473:4730005631","473:4730006306","473:4730005519","473:4730005625","473:4730005522","473:4730006191","473:4730006421","473:4730005525","471:4710000606"],"twin_admin_codes":[473,473,473,473,473,473,473,473,473,473,473,473,473,473,473,473,473,473,473,473,473,473,473,473,471],"twin_sims":[0.9881881668152807,0.9838792551259729,0.9808757131911039,0.9700768908818993,0.9664763643657963,0.9646629942468158,0.9636800750969878,0.9408263788865301,0.9192354274131594,0.894889256683057,0.8864003813715368,0.8665966494726854,0.8660910968603812,0.8389278437182109,0.8363284819818572,0.7975512576295719,0.7949256517534667,0.7552324127320719,0.7310337731892237,0.7031234682820373,0.6501109464030788,0.610153080336729,0.585250492644299,0.5850256932023353,0.5545125563279525],"twin_dists":[0.020021024944825255,0.023414967305209127,0.025522581493909614,0.03201343765089322,0.033916112768933124,0.03483758989544245,0.03532772828254339,0.04536196756476827,0.053300151489244496,0.06120804333432837,0.06378054823061816,0.06949963185608224,0.06964111328125,0.07697308809071658,0.07765013500867862,0.08735624354939636,0.08799064825686775,0.0973157334231515,0.10280541839096285,0.10900528614870673,0.12052635733361967,0.12909882062115474,0.13443299721936444,0.1344811920914222,0.14103984571922062],"n_dims_used":44,"mean_confidence":0.9145173159512606},"coverage":{"mean_confidence":0.9145173159512606,"n_dims_used":44,"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}}