{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":491,"cluster_id":4910001668},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["491:4910001723","491:4910001890","491:4910004143","492:4920004180","491:4910001671","492:4920004495","492:4920004103","491:4910001794","491:4910002045","492:4920005667","492:4920005553","492:4920004901","491:4910002297","492:4920007094","492:4920005525","491:4910003185","491:4910001887","492:4920001211","492:4920003679","491:4910001284","492:4920003144","491:4910001088","491:4910003485","492:4920005759","492:4920003193"],"twin_admin_codes":[491,491,491,492,491,492,492,491,491,492,492,492,491,492,492,491,491,492,492,491,492,491,491,492,492],"twin_sims":[0.379549110645216,0.28797247519489727,0.06414021809131726,0.054067217971405915,0.0505063570109805,0.048038232879786834,0.04539383852242615,0.027032028202614255,0.024993801865481856,0.023703829361154578,0.021034299073675794,0.020536552739632088,0.0192820813731458,0.018671456268224716,0.01796196813613222,0.01720215730975644,0.016110716872489175,0.015718964324003763,0.015452200725114825,0.014996877455187985,0.014410643220718023,0.013880719014029368,0.01364234351217222,0.013553395248577287,0.013526320347545282],"twin_dists":[0.18077962117957394,0.20492946140965723,0.30439896248366183,0.3137229592802506,0.31736478314175515,0.32001653814793174,0.32298711295446264,0.34900891829370495,0.3527773318742619,0.3553019750708761,0.36092963024328784,0.3620470678556065,0.3649717600558117,0.3664559727098091,0.36823476421125045,0.3702092924232632,0.37318391928985767,0.3742949095698099,0.37506546005481994,0.3764081385316895,0.37819077101027165,0.379858099518499,0.3806265094645719,0.3809162782073031,0.38100481435282163],"n_dims_used":45,"mean_confidence":0.8972704569498698},"coverage":{"mean_confidence":0.8972704569498698,"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}}