{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900007725},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900005751","490:4900006746","490:4900005898","487:4870002165","466:4660004775","490:4900001408","490:4900007256","490:4900006263","490:4900005754","466:4660004266","490:4900012217","490:4900000151","490:4900005388","490:4900004252","487:4870001093","490:4900002430","490:4900006503","490:4900006501","490:4900007723","490:4900005622","494:4940008475","494:4940008111","490:4900004991","494:4940008305","490:4900006744"],"twin_admin_codes":[490,490,490,487,466,490,490,490,490,466,490,490,490,490,487,490,490,490,490,490,494,494,490,494,490],"twin_sims":[0.351198366766982,0.1024138886597843,0.10155996384326674,0.040561707456893234,0.038545785070290925,0.035186247137255725,0.035031716189526114,0.03173473625646941,0.031228171368723016,0.030950759100226828,0.029887152132178452,0.028090781522019482,0.026764651205180873,0.025220317089211904,0.025019334191244677,0.024016041070587676,0.023490903279671543,0.023314703539654404,0.022474288725869863,0.022215556975208342,0.022208247529456705,0.0220873687686264,0.01829978876764926,0.018084561435229088,0.01799449552717061],"twin_dists":[0.18788346179781915,0.27725894061103623,0.2777678511090945,0.32881239007129726,0.3314171216549307,0.3360262354381979,0.3362471018811661,0.34116934799610704,0.3419639723906883,0.3424038211972763,0.34412213253083346,0.34714718312465787,0.34948899951221407,0.352345696251478,0.3527285101182261,0.3546802242725959,0.35573008645619697,0.35608690610956545,0.3578216943017664,0.3583671077994216,0.3583825962816996,0.3586393788547528,0.36738027422695835,0.3679230606967864,0.36815187955172146],"n_dims_used":45,"mean_confidence":0.9199206882052952},"coverage":{"mean_confidence":0.9199206882052952,"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}}