{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900009968},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900008381","490:4900010069","490:4900011260","490:4900008835","490:4900011330","490:4900009565","490:4900010348","490:4900011344","490:4900008955","490:4900010346","490:4900010258","490:4900010169","490:4900011262","490:4900008725","490:4900013106","490:4900008397","494:4940009003","490:4900010347","490:4900008726","490:4900007248","494:4940007552","490:4900010087","490:4900008375","490:4900008276","466:4660004016"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,494,490,490,490,494,490,490,490,466],"twin_sims":[0.12779032304993612,0.061107097224019004,0.05063201476482758,0.04617475481151831,0.04024766675472596,0.034850067009094196,0.02480521709213902,0.01860767233249268,0.017006275939201544,0.016529228571633147,0.014940709050583211,0.014752504302251276,0.010341227750031877,0.008553942530854935,0.007891817916229539,0.007263130887247202,0.006461714562337286,0.006067422730463674,0.005060256695820251,0.003751525727836053,0.003725594226193974,0.0036285543437151254,0.003397368192655954,0.003171251084253067,0.0030803594353164955],"twin_dists":[0.26344772984201176,0.3070715894722285,0.3172326891988234,0.32209512072547514,0.32921085750133744,0.3365077900140712,0.35313927655350574,0.3666134466034506,0.3707307144044125,0.3720229711977278,0.37657625007059764,0.37714363383508875,0.39271161670813143,0.4007785685488583,0.40415507976728604,0.40760500222066937,0.41241481725106316,0.4149818650270338,0.4222953609473709,0.4340836961540502,0.43435313766679384,0.4353768226274338,0.4379199090535746,0.4405647798063333,0.4416767236926106],"n_dims_used":45,"mean_confidence":0.9113458421495225},"coverage":{"mean_confidence":0.9113458421495225,"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}}