{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":491,"cluster_id":4910000613},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["491:4910000120","491:4910000571","491:4910000160","491:4910000025","491:4910000159","491:4910000167","491:4910000296","491:4910000061","491:4910000199","491:4910000140","491:4910000113","491:4910000406","491:4910000518","491:4910000558","491:4910000374","491:4910000419","491:4910000119","491:4910000095","491:4910000294","491:4910000142","491:4910000053","491:4910000576","491:4910000070","491:4910000421","491:4910000945"],"twin_admin_codes":[491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491],"twin_sims":[0.24517542552068072,0.21348177165287902,0.1629450570854413,0.16082436998785546,0.14954964770848017,0.13961047608934032,0.1370771987352832,0.12884697974494227,0.11959573541575139,0.09728090299287921,0.09636194318796146,0.09465242463993075,0.09300689504492139,0.09282151009445867,0.09000241619729549,0.08904056151128348,0.0877642187856332,0.08708574169138472,0.07995130239121546,0.07747596986304665,0.07657480523950387,0.07443452849138497,0.07231525192430305,0.07091187578636277,0.0693778542095939],"twin_dists":[0.21776983660128588,0.22823968349625962,0.24739928828721455,0.24829083558022602,0.253180434785461,0.25772145137432656,0.25891716143879323,0.2629199715908879,0.2676573030592495,0.28036966565976557,0.2809400970372893,0.28201273965720136,0.2830597481681225,0.2831786177982256,0.2850097776500862,0.28564494858409684,0.2864962538271208,0.28695279996642187,0.29193390229445504,0.29374539747081957,0.29441644925484584,0.2960360870980924,0.2976773237042386,0.29878569906413577,0.3000177999023959],"n_dims_used":45,"mean_confidence":0.8895718044704861},"coverage":{"mean_confidence":0.8895718044704861,"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}}