{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":500,"cluster_id":5000000152},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["500:5000000539","500:5000000530","500:5000000117","500:5000000482","500:5000000183","500:5000000634","500:5000000086","500:5000000633","500:5000000639","500:5000000312","500:5000000182","500:5000000593","500:5000000635","500:5000000153","500:5000000473","500:5000000536","500:5000000112","500:5000000480","500:5000000091","500:5000000223","500:5000000149","500:5000000585","500:5000000576","500:5000000478","485:4850007303"],"twin_admin_codes":[500,500,500,500,500,500,500,500,500,500,500,500,500,500,500,500,500,500,500,500,500,500,500,500,485],"twin_sims":[0.9887469251328048,0.9576068262719323,0.8632234798828118,0.8596823112785962,0.8580952286655015,0.7882118274181686,0.7811208261919775,0.7408117456319596,0.6991865500271356,0.6979060515790748,0.6851924360314499,0.6834538965502269,0.6380364742738855,0.6288401894102339,0.6190616907535746,0.6162883805729642,0.6011639160623218,0.5617284920332045,0.5382716091015654,0.5364210205152676,0.534103266842539,0.520929968721543,0.5100329277870161,0.5019249897440405,0.4986976429520349],"twin_dists":[0.019538985151178214,0.038227247080392525,0.07043979962537533,0.07141735669262748,0.07185245333910821,0.0896018025392295,0.09128715651076788,0.10060181075836688,0.10987069846652554,0.11015175563355344,0.11293190495079802,0.11331071963597483,0.12312208632105363,0.12509524174071676,0.12719087346685504,0.12778491644754747,0.1310236810312663,0.1394850368477644,0.14455117913046947,0.14495248882494982,0.14545549181701767,0.1483232221400882,0.1507081358547708,0.15249107646434792,0.15320294133612533],"n_dims_used":44,"mean_confidence":0.9161075245250355},"coverage":{"mean_confidence":0.9161075245250355,"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}}