{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900013158},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900013128","490:4900013008","490:4900013256","490:4900013129","497:4970000933","494:4940008037","490:4900000301","494:4940008344","494:4940007735","494:4940008243","494:4940008540","490:4900012918","494:4940008038","490:4900013252","491:4910000475","490:4900012925","497:4970000855","490:4900013293","490:4900000254","497:4970001947","490:4900012384","490:4900000373","494:4940008244","494:4940008058","490:4900000371"],"twin_admin_codes":[490,490,490,490,497,494,490,494,494,494,494,490,494,490,491,490,497,490,490,497,490,490,494,494,490],"twin_sims":[0.6797784115865313,0.3565640014474915,0.2632814879315441,0.1876075894180731,0.1245292111558727,0.04623845492171481,0.04384548260289869,0.041613384406230663,0.03555417874185242,0.03313273370638241,0.03208902058615915,0.02808736329088893,0.026928791604279752,0.024565371962204218,0.023185241914864554,0.023088214834398095,0.02279828410347183,0.020985762333196756,0.020255970267121677,0.019877699893526626,0.019134949001675054,0.018706028630323474,0.018204637936068163,0.01792603103465399,0.017619717995932694],"twin_dists":[0.11411059505437746,0.18651726597667026,0.21217942214050858,0.23759597984691522,0.26509765562044707,0.32202291885993517,0.32479444202039087,0.32749666498029484,0.33550366399884823,0.33903130066947124,0.34062002029628646,0.34715309594081634,0.34919379484375684,0.3536030571657065,0.3563505700019184,0.3565490153752588,0.35714633931437867,0.36103757569067557,0.3626874151484489,0.36356305912913256,0.3653255899529891,0.3663708147104687,0.36761954436004207,0.3683264902753644,0.3691149304040557],"n_dims_used":44,"mean_confidence":0.9103769822554155},"coverage":{"mean_confidence":0.9103769822554155,"n_dims_used":44,"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}}