{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900006955},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900007201","490:4900006105","490:4900006454","490:4900007081","490:4900006832","490:4900007324","490:4900007317","490:4900006957","490:4900006956","490:4900007193","490:4900005456","490:4900006714","490:4900005585","490:4900006341","490:4900006707","490:4900005844","490:4900006455","490:4900006342","490:4900007450","490:4900006831","490:4900007325","490:4900006344","490:4900006958","490:4900005586","490:4900007321"],"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":[0.027838073406091603,0.012677687431173364,0.006705026235190767,0.002683459982150766,0.0018309575579863423,0.001582335083760631,0.0010211635596088988,0.0008951741300901649,0.0007551669727593109,0.000713391280713859,0.000552167304856984,0.00025216661620896234,0.0001898892123581612,0.00009006687348403387,0.00006532166963116208,0.00006257004349878069,0.000053568960988825245,0.00004714348003156528,0.000043518842842086325,0.00003103865097923901,0.00002826292069920287,0.000026491185307381596,0.000025221099863681097,0.000023970810503117775,0.0000193454361346598],"twin_dists":[0.34758599246469796,0.3838625733150733,0.4109002948642489,0.4469135014414027,0.46111538251018114,0.4664231564063084,0.4820010399896237,0.4865872868402716,0.49244773887605514,0.4943931447013702,0.5030573710605368,0.5286839444809458,0.5376574684845415,0.5605692842370499,0.5701530442653449,0.5714248365467494,0.5759912498673764,0.5797209233933206,0.5820439740524672,0.5917568885714927,0.5944212081067555,0.5962554122471238,0.5976436588731254,0.5990769199790923,0.6050828257526509],"n_dims_used":45,"mean_confidence":0.9162997775607639},"coverage":{"mean_confidence":0.9162997775607639,"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}}