{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800000058},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800000059","480:4800000125","495:4950000246","480:4800000036","480:4800000019","495:4950000394","495:4950000245","480:4800000038","480:4800000124","480:4800000060","495:4950000295","480:4800000057","495:4950000346","495:4950000393","480:4800000051","495:4950000292","495:4950000445","495:4950000203","495:4950000397","495:4950000041","480:4800000037","495:4950000291","480:4800000061","495:4950000529","495:4950000533"],"twin_admin_codes":[480,480,495,480,480,495,495,480,480,480,495,480,495,495,480,495,495,495,495,495,480,495,480,495,495],"twin_sims":[0.6379715684973656,0.28028120097644077,0.25340483017758375,0.19541164732467675,0.15507911993245624,0.04520243387064242,0.04520024758017797,0.04103905474777189,0.03947520126961206,0.03031238255446912,0.025141234519126608,0.021487428439429156,0.021375117892847715,0.015777264024579556,0.013073426207631163,0.011332060776095783,0.009944163943785663,0.009908867197295848,0.007613221082483094,0.005266913765895472,0.004408383015467145,0.0038312102914292313,0.003418400381054514,0.0027897497140488203,0.002602989127273747],"twin_dists":[0.12313602260807532,0.20714568628149085,0.21519751466796982,0.23468481091509247,0.25074992355581316,0.32320770356326467,0.32321022774626096,0.3282116707368242,0.33020228246004535,0.3434289603521012,0.3524960097973125,0.35993219800072196,0.3601776985517492,0.37412804318562715,0.38250952038728725,0.38876184543581377,0.39438968422540494,0.3945417308359473,0.4056522667041795,0.42069354458157093,0.4277682878819853,0.4332662152922553,0.43768213091385233,0.4454450075531956,0.4480611398117272],"n_dims_used":42,"mean_confidence":0.9017738160632905},"coverage":{"mean_confidence":0.9017738160632905,"n_dims_used":42,"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}}