{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900001541},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900001272","490:4900002736","466:4660003530","490:4900001969","490:4900012916","466:4660006502","494:4940008566","490:4900002448","494:4940007871","466:4660006761","496:4960008870","494:4940003827","490:4900001335","487:4870002447","466:4660014152","494:4940008077","470:4700009015","466:4660003771","490:4900001462","490:4900012637","490:4900002152","496:4960003921","496:4960004814","466:4660007207","487:4870002216"],"twin_admin_codes":[490,490,466,490,490,466,494,490,494,466,496,494,490,487,466,494,470,466,490,490,490,496,496,466,487],"twin_sims":[0.19910968350737493,0.1943968594828428,0.19167219874037247,0.13592032243050917,0.12173518575203467,0.11583047750290619,0.10764102844235618,0.10722707669681772,0.10586153718486209,0.1047892187121985,0.09213781212121176,0.0909198053207051,0.09007255223362533,0.08769303306523588,0.08532135257289847,0.08105576753654835,0.07936105323548127,0.07540355742121764,0.0751461855740497,0.06847708232195389,0.0678716961439314,0.0659444009256911,0.0639020657840856,0.06297644258219631,0.062424842103409386],"twin_dists":[0.23333349082436242,0.23505872497428143,0.23606942732546835,0.25946871202117816,0.26653758528483124,0.2696656983670162,0.2742138196496527,0.27445072730081477,0.27523730453764234,0.2758605275741781,0.28361863534157095,0.2844089618776139,0.28496367340134116,0.2865440226040095,0.2881534432668651,0.29114012647209503,0.2923617241337788,0.2952981910064647,0.29549342471518975,0.3007516350967277,0.30124925146366055,0.3028579090702674,0.30460502046112725,0.3054119203588156,0.30589740122167886],"n_dims_used":45,"mean_confidence":0.9203865051269531},"coverage":{"mean_confidence":0.9203865051269531,"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}}