{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900011156},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900010924","490:4900010844","490:4900011826","490:4900011004","490:4900010425","490:4900010930","490:4900011500","490:4900010496","490:4900010925","490:4900010590","490:4900011085","490:4900011704","490:4900008892","490:4900011773","490:4900010934","490:4900011149","490:4900011376","490:4900011706","490:4900010990","490:4900012038","490:4900010591","490:4900011448","490:4900011245","490:4900011895","490:4900010998"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490],"twin_sims":[0.3456977190520408,0.23452864313755134,0.14328782531090206,0.11850787567775976,0.10280585314522232,0.09773393942210944,0.0975938650411495,0.0909083602509004,0.08473828938626203,0.08059710168722527,0.07193636877396446,0.07058200134262702,0.0703210955382754,0.06642383059183102,0.061631139660326316,0.060317758890232345,0.059113412797756754,0.05803703780212336,0.056262382765761725,0.051440259156330666,0.04780586270343336,0.046517132394237444,0.043912292258288105,0.04350975586521617,0.04304194423655228],"twin_dists":[0.18929539829863665,0.22118182298392625,0.2560142019521575,0.26823253382572376,0.2770264516372935,0.2800900061732857,0.2801763652211722,0.2844164278434744,0.2885545572208551,0.29146870922972995,0.2979748330097961,0.29904880976657733,0.2992576180454823,0.3024541973479883,0.3066021718983761,0.30778492789540646,0.3088882465547882,0.3098901005489828,0.31157585827074813,0.3163895072745834,0.32027201280347944,0.3217080234075176,0.3247153603769028,0.325193376506736,0.32575360050465874],"n_dims_used":45,"mean_confidence":0.8913865831163195},"coverage":{"mean_confidence":0.8913865831163195,"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}}