{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":477,"cluster_id":4770000771},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["477:4770001247","477:4770000883","499:4990001508","485:4850000526","477:4770001366","477:4770001124","479:4790000245","485:4850000794","477:4770000838","477:4770000783","500:5000001063","499:4990002815","477:4770000997","499:4990002868","485:4850007913","499:4990002054","484:4840001363","485:4850000185","499:4990000524","477:4770002017","485:4850001806","477:4770001323","499:4990002867","499:4990003162","499:4990002230"],"twin_admin_codes":[477,477,499,485,477,477,479,485,477,477,500,499,477,499,485,499,484,485,499,477,485,477,499,499,499],"twin_sims":[0.643414017179096,0.4655942935217187,0.4197754510992171,0.3971317963311506,0.37501790022306736,0.35033713612085515,0.3384024113532397,0.332827002074777,0.3281143495307133,0.32783467539823546,0.3248521784362686,0.32331472225962377,0.32239798637864286,0.31972343163668066,0.315273599124165,0.31363275690283116,0.3076941233328714,0.30728264967775,0.3006357008406785,0.29852505832303045,0.29826632328545666,0.29746702227722555,0.29651471543903085,0.29603897034024595,0.28752373907533935],"twin_dists":[0.12196685603135142,0.16058712661217536,0.1711226708864604,0.1765038789641695,0.18189676744431435,0.1881037567982856,0.19118649654804734,0.19264659128782197,0.19389117926989405,0.19396534765353043,0.19475847822558567,0.19516890969610876,0.19541415430160683,0.1961318852855325,0.197333541358401,0.19777906281384028,0.19940273353609855,0.19951589713480247,0.20135622928968697,0.20194554858872937,0.20201795854385415,0.20224188519809394,0.20250913901075043,0.20264284055723603,0.20505777893863736],"n_dims_used":45,"mean_confidence":0.9218491448296441},"coverage":{"mean_confidence":0.9218491448296441,"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}}