{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900003681},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900003411","490:4900003005","490:4900003016","490:4900003819","490:4900004510","490:4900002856","490:4900002403","490:4900000256","490:4900003009","490:4900003276","490:4900000650","490:4900002863","494:4940007437","494:4940008843","490:4900002558","494:4940007956","490:4900002251","490:4900000649","490:4900002713","490:4900002721","490:4900003820","490:4900000255","494:4940008963","494:4940006900","494:4940006979"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,494,494,490,494,490,490,490,490,490,490,494,494,494],"twin_sims":[0.29611309064577845,0.26041350282213693,0.16937535171695664,0.1501068616141412,0.10176767861777762,0.0895591251332378,0.07104661361785668,0.0631255127442463,0.054852237898903464,0.04268712460347611,0.032622724903348076,0.03087423919084704,0.03082680310270687,0.03011001687095084,0.02941553593348366,0.028031192741304715,0.027606697889848337,0.02733431893809147,0.026381730221134447,0.02631623320112086,0.026242765859085426,0.02592077742592956,0.024294325462387023,0.02413648052204317,0.02252245758878008],"twin_dists":[0.20262200175696313,0.21304836029273586,0.24474625808847902,0.25293254482466954,0.27764375337590785,0.2853018375965644,0.29867851651066857,0.30528131720098667,0.31294697743412986,0.3261819369654327,0.33980220233777203,0.3425257404602269,0.3426014504054857,0.34375779186434335,0.34490088142972,0.3472503478527043,0.3479907751628293,0.3484710510420137,0.3501837929034636,0.3503035042600548,0.3504380894624186,0.35103180354531544,0.3541319096096834,0.3544422461269799,0.3577207555967087],"n_dims_used":45,"mean_confidence":0.925098164876302},"coverage":{"mean_confidence":0.925098164876302,"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}}