{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900012195},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900011936","490:4900012143","490:4900012068","490:4900012067","490:4900012065","490:4900012200","490:4900011935","490:4900011999","490:4900011852","490:4900012194","490:4900011676","490:4900011125","490:4900011472","490:4900011932","490:4900012069","490:4900011872","490:4900012129","490:4900009790","490:4900011939","490:4900010785","490:4900011925","490:4900010699","490:4900012003","490:4900009168","490:4900012136"],"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":[0.771043737055997,0.6436612348961466,0.6078137819224947,0.5705260180035824,0.561287128755337,0.49995091460729707,0.4688363724783674,0.46279185053153754,0.461557766474031,0.44636926899167223,0.4366035503677195,0.4256674550317772,0.4125120358031045,0.3885191901039682,0.38012816308934544,0.37819885470973713,0.37155584408450687,0.36705945725659983,0.3449449273792232,0.311230363863848,0.30939838632509536,0.30437343042924053,0.2987670591805329,0.2959075153904855,0.2859175819583611],"twin_dists":[0.09365565798307916,0.12191371791782346,0.12959973600069652,0.13759299460556118,0.13958005631452738,0.15292635191766826,0.15985660317651862,0.16122000675927925,0.1614991272387528,0.16495682851491708,0.1672034739501466,0.16974320829390652,0.1728345841081182,0.1785868855155882,0.1806373267108988,0.1811118376242495,0.18275478095794895,0.18387507129800063,0.18948954792500147,0.19843375998449325,0.19893495129370695,0.20031849862577716,0.20187785518623072,0.2026798064600561,0.20551805086052038],"n_dims_used":45,"mean_confidence":0.9101842244466146},"coverage":{"mean_confidence":0.9101842244466146,"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}}