{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":487,"cluster_id":4870003682},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["487:4870003004","487:4870003540","487:4870003401","487:4870005272","487:4870003683","487:4870003829","487:4870003262","487:4870004984","487:4870003268","490:4900001728","490:4900000121","466:4660013352","487:4870003134","487:4870004125","466:4660013353","466:4660013258","466:4660013023","487:4870004124","487:4870005567","490:4900002029","487:4870004258","490:4900002925","487:4870004985","487:4870004553","466:4660013935"],"twin_admin_codes":[487,487,487,487,487,487,487,487,487,490,490,466,487,487,466,466,466,487,487,490,487,490,487,487,466],"twin_sims":[0.793099184721885,0.7424362062001653,0.7232993161794415,0.6434747335085838,0.6372536247797633,0.5710168295861979,0.5629173942303357,0.5362781318778829,0.5260411284761861,0.5058858567851539,0.5010659146649268,0.4972162458255995,0.4959423633339265,0.4953382755539992,0.49532093607747074,0.4876858748476045,0.48174062130151923,0.475293510082038,0.47042156718447625,0.45912040070967974,0.4356712040102627,0.4345895300100961,0.4320679291612902,0.43182783375903266,0.42943726425213175],"twin_dists":[0.08843050551640662,0.10023388315408678,0.10453599831355392,0.12195380563808728,0.12329016581327444,0.13748753881342068,0.13922913163690936,0.14498348622995738,0.14720869279257542,0.15161912931805782,0.1526804406825265,0.15353012914304745,0.1538117060270747,0.15394530502741344,0.15394914048804553,0.1556418564583726,0.15696549509726565,0.15840670943856755,0.15950004543330704,0.1620511789306675,0.16741898856832257,0.1676692510365237,0.1682536348514247,0.16830934878797987,0.16886476570138215],"n_dims_used":43,"mean_confidence":0.9067745652309683},"coverage":{"mean_confidence":0.9067745652309683,"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}}