{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":487,"cluster_id":4870000889},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["466:4660011297","487:4870003216","496:4960010902","496:4960011058","475:4750000086","491:4910001286","487:4870001231","487:4870001056","487:4870003215","475:4750000024","466:4660011619","497:4970002887","475:4750000153","475:4750000622","479:4790001573","475:4750000130","466:4660011620","474:4740003679","477:4770002752","496:4960006327","484:4840008580","480:4800006482","500:5000011477","475:4750000658","480:4800006469"],"twin_admin_codes":[466,487,496,496,475,491,487,487,487,475,466,497,475,475,479,475,466,474,477,496,484,480,500,475,480],"twin_sims":[0.030796405267480276,0.024543246096083902,0.0032211988978859294,0.0011794116002427789,0.0008792409673525818,0.0007047786373048135,0.0004131067312318543,0.00032810967759540967,0.0002847458660062827,0.00007928399649648085,0.00007026302645945288,0.00006828871214610029,0.000050675953287093834,0.000033540549815086296,0.000030658184555623554,0.000029168289017532105,0.000024689605198503173,0.00002394993951941253,0.000021301488808456576,0.000015042922739703937,0.000014157445749096275,0.000012781712044271276,0.000009204999312833264,0.000006167774160483597,0.000005211905637292606],"twin_dists":[0.34265001906240855,0.3536460383006847,0.43996606349118084,0.4769326320435257,0.48720944071969313,0.494807370254545,0.5126935686354271,0.5202170413317988,0.5247930084621252,0.5643931690303517,0.5679916293272906,0.5688373875816728,0.5776147652821166,0.5895430701653369,0.592108339237566,0.593525794011038,0.5982444710832702,0.5991014447833606,0.6023917984259767,0.6120548742554116,0.613724493712623,0.6165276150470352,0.6254441352172828,0.6361509728701678,0.6406002970328879],"n_dims_used":43,"mean_confidence":0.8862742934116098},"coverage":{"mean_confidence":0.8862742934116098,"n_dims_used":43,"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}}