{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":485,"cluster_id":4850007693},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["485:4850007207","485:4850007209","485:4850007481","485:4850007277","500:5000002163","485:4850007917","500:5000000037","485:4850007728","500:5000000108","485:4850007065","500:5000000001","500:5000000051","485:4850007142","485:4850007692","485:4850007224","500:5000000011","500:5000000024","500:5000000065","485:4850007064","485:4850007223","485:4850007066","500:5000000398","485:4850007201","500:5000000139","485:4850006137"],"twin_admin_codes":[485,485,485,485,500,485,500,485,500,485,500,500,485,485,485,500,500,500,485,485,485,500,485,500,485],"twin_sims":[0.5552569588253679,0.5264351268397252,0.5221463866665227,0.49876268556299996,0.49500840997130013,0.4445264806274651,0.4391869031785908,0.4290185166742455,0.4224252438654875,0.4158609631882958,0.41546095939311944,0.3746884406747951,0.35973530096862455,0.320291985756893,0.3081178183648358,0.29780631515935396,0.29636036874759497,0.2925664389947892,0.2723861733973086,0.27101944224341373,0.27032297800999416,0.2593286906242478,0.2477007140606987,0.24629830198745148,0.24434653819628366],"twin_dists":[0.14087931498737027,0.14712287981641495,0.14805774673965608,0.15318858203599175,0.15401827733651885,0.16537930330457282,0.16660727371497763,0.16896218562898757,0.17050129112191081,0.17204367965192094,0.17213800205207083,0.18197825032727521,0.18571477621565224,0.19597903007731546,0.19928629982831028,0.2021467881434874,0.202552502148536,0.20362261195038245,0.2094593621861636,0.20986404844829903,0.21007075431947794,0.21337860072482864,0.21697468382303264,0.2174156225897548,0.21803198208275246],"n_dims_used":45,"mean_confidence":0.9207001580132379},"coverage":{"mean_confidence":0.9207001580132379,"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}}