{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":491,"cluster_id":4910000876},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["491:4910000812","491:4910000811","491:4910000810","491:4910000866","491:4910000935","492:4920004158","491:4910000939","491:4910005598","491:4910004558","500:5000005969","484:4840002705","469:4690001612","487:4870002314","490:4900005664","473:4730001461","492:4920004779","473:4730003383","495:4950001467","491:4910005129","485:4850002213","484:4840001292","484:4840004583","491:4910004978","490:4900001310","469:4690007255"],"twin_admin_codes":[491,491,491,491,491,492,491,491,491,500,484,469,487,490,473,492,473,495,491,485,484,484,491,490,469],"twin_sims":[0.08639123268407645,0.035789750700917805,0.015135867123660477,0.005118541650179482,0.0028774669691975486,0.00195210469352579,0.0015477211879696183,0.0011763860811394025,0.0011718543254658573,0.0006990190667715282,0.0005001882900221173,0.0004768018063092671,0.0004520600490149973,0.0004285351539667671,0.0004212491667357926,0.000332574969367956,0.00033209523524268365,0.0003301102934230862,0.0003183933103683576,0.0002971635564193318,0.0002971575184432036,0.0002448488023098642,0.00024409505374022817,0.0002410674107255672,0.00023472687950680865],"twin_dists":[0.28742307276474904,0.335171491547571,0.37599451591925914,0.42183768142663286,0.44427117515035036,0.45876578137540713,0.46722233109782235,0.4770234645804201,0.4771599229889484,0.4950870151091791,0.5063614875574468,0.5079540348884417,0.5097204020234102,0.5114858257365771,0.512051015826837,0.519778572814575,0.5198254146845245,0.5200199037649047,0.5211908035603627,0.5234192517643953,0.5234199065482841,0.5296226709353798,0.5297208544826781,0.5301181291792915,0.530965532547369],"n_dims_used":45,"mean_confidence":0.8780831231011285},"coverage":{"mean_confidence":0.8780831231011285,"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}}