{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":498,"cluster_id":4980001339},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["498:4980001245","498:4980001128","498:4980001157","498:4980001349","498:4980001063","498:4980001338","498:4980001319","500:5000007881","498:4980001532","498:4980001531","498:4980003437","498:4980003117","498:4980003098","498:4980001226","498:4980003092","498:4980001340","498:4980001534","498:4980001438","498:4980001146","498:4980002861","500:5000005908","498:4980002925","498:4980001341","498:4980002787","498:4980002469"],"twin_admin_codes":[498,498,498,498,498,498,498,500,498,498,498,498,498,498,498,498,498,498,498,498,500,498,498,498,498],"twin_sims":[0.8758852145204622,0.7044756361536169,0.6415290000968151,0.6321465864170831,0.6317352068757476,0.61701741896608,0.6117928802845524,0.6013588232325583,0.5855780893302154,0.5814539782143927,0.5810385321568808,0.5641089373348578,0.5636864938781395,0.5584626609476434,0.5458267146356569,0.5420762387396314,0.5317248855104691,0.5261569438405616,0.5245302006152855,0.5231347196944283,0.5224544684608122,0.5157964124941649,0.5018564589564639,0.5011420574440342,0.4981183066632431],"twin_dists":[0.0668620880142163,0.10870758854720675,0.12237194179808873,0.12438612943244398,0.12447437399518883,0.12762876601131642,0.12874767635850412,0.1309819430353355,0.13436276579765016,0.1352471098586639,0.13533622082272836,0.13897272839565641,0.1390636243131814,0.14018836714492958,0.14291549639273676,0.14372695266439267,0.14597211277207311,0.14718346669204685,0.1475379060877171,0.14784215446180474,0.14799053257386063,0.14944520638202022,0.15250617929352783,0.15266365306633997,0.15333086329803883],"n_dims_used":44,"mean_confidence":0.9233010031960227},"coverage":{"mean_confidence":0.9233010031960227,"n_dims_used":44,"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}}