{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":491,"cluster_id":4910000021},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["491:4910000372","491:4910000013","491:4910000145","492:4920006625","491:4910000048","494:4940006971","491:4910000415","491:4910000465","491:4910000371","491:4910000620","492:4920006626","491:4910000143","491:4910000421","491:4910000102","491:4910000675","491:4910000096","491:4910000083","491:4910000097","491:4910000038","491:4910000045","491:4910000008","491:4910000319","491:4910000406","491:4910000373","491:4910000374"],"twin_admin_codes":[491,491,491,492,491,494,491,491,491,491,492,491,491,491,491,491,491,491,491,491,491,491,491,491,491],"twin_sims":[0.706132697010358,0.4783381504337211,0.4137690978449558,0.3647834684742692,0.3534032530023108,0.3042607851991917,0.2985429922406248,0.29333355701716046,0.26876090475600134,0.23618832866846642,0.21982858993329607,0.21769536755988939,0.21695550336537778,0.21596473159872429,0.20325194009217987,0.19089570871786052,0.18876159643998658,0.18693631017841034,0.18637901352732886,0.17348555626008128,0.1715511192871748,0.16912271942085352,0.1671400391000812,0.15744319686902894,0.15739056005478316],"twin_dists":[0.10834243118004999,0.15772531905683898,0.17253738342048516,0.18444475818224187,0.18732075269298712,0.2003496644987606,0.20194053094136524,0.20340558077065782,0.21053556719760616,0.22064339833907043,0.22606423275604903,0.2267906503614882,0.22704370959354517,0.2273834990134047,0.23184025542714085,0.2363592946959058,0.23716023447990087,0.23785031545596869,0.23806195251720366,0.24308819334076726,0.24386500249907603,0.2448491078139283,0.2456601425200253,0.24973013587852264,0.24975271959466053],"n_dims_used":45,"mean_confidence":0.8901877509223091},"coverage":{"mean_confidence":0.8901877509223091,"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}}