{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":489,"cluster_id":4890002071},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["489:4890001899","489:4890001985","489:4890002233","489:4890002316","489:4890001811","489:4890001646","489:4890002234","489:4890001983","489:4890001900","489:4890001987","489:4890001645","489:4890001730","489:4890002321","489:4890001984","489:4890001891","489:4890002569","489:4890002469","489:4890001895","489:4890001910","489:4890001813","489:4890001565","489:4890002991","489:4890001657","489:4890001648","489:4890002308"],"twin_admin_codes":[489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489],"twin_sims":[0.905843105561106,0.8944421946317812,0.8619796976997032,0.8177748169804099,0.8158632016283848,0.8148116963018884,0.8098619360369982,0.8047607203863503,0.8020049298794919,0.7866873172745691,0.7853548386032845,0.77084171337316,0.768704006266643,0.7667361306210295,0.7532632551525248,0.7522923367763669,0.749855389933059,0.7360844206880254,0.7307313509528119,0.7283737591311599,0.7147614928549095,0.7079693242854651,0.7071312206541728,0.7038302189079758,0.7029197570676757],"twin_dists":[0.05775813868665441,0.06134559267174948,0.07078423142206616,0.0823793914196736,0.08285719164907229,0.08311931470111487,0.08434675459158336,0.08560103961784535,0.0862743079400569,0.08996551492916124,0.09028278761294092,0.09370284086473446,0.09420141180761289,0.09465927014801756,0.09776719943274494,0.09798946751710402,0.09854639630060041,0.10166948900432,0.10287328474044785,0.10340178275668595,0.10643471656347349,0.10793726567611264,0.10812221163120081,0.10884971588639358,0.1090501149476909],"n_dims_used":45,"mean_confidence":0.9139419555664062},"coverage":{"mean_confidence":0.9139419555664062,"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}}