{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900011396},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900011918","490:4900012121","490:4900011808","490:4900011861","490:4900010864","490:4900011325","490:4900013027","494:4940008992","466:4660008486","466:4660010672","466:4660012582","466:4660009833","490:4900010696","466:4660009841","490:4900011985","490:4900011023","490:4900011324","490:4900012054","466:4660008181","466:4660008647","490:4900011658","466:4660009332","490:4900013315","466:4660008331","466:4660008487"],"twin_admin_codes":[490,490,490,490,490,490,490,494,466,466,466,466,490,466,490,490,490,490,466,466,490,466,490,466,466],"twin_sims":[0.050532220259794015,0.04176835982877383,0.03397158223144557,0.012980312668697317,0.011967433764548358,0.007307749569588829,0.004022440067303557,0.0037883220893642736,0.0034728835408837336,0.0033636425853360583,0.0031790125388726008,0.0030868347230039723,0.003086748823568759,0.0029863054673238895,0.0029126396358654483,0.0028899257210307874,0.002659021486889416,0.00262840062786444,0.0026171895629436377,0.00250861841165738,0.0024725491155384136,0.002346912754194123,0.0022953302245693774,0.0021087105854163393,0.001941855966513885],"twin_dists":[0.31733757283496955,0.3273051555524121,0.3377850869354618,0.3828245861714623,0.3863876736591577,0.4073514861091821,0.43136581026876636,0.43370425903818527,0.4370723234807636,0.43830400907613803,0.4404711820082628,0.44159652187434983,0.44159758480394606,0.4428593677116576,0.44380966712188286,0.4441071141198216,0.44725866187393354,0.4476952633992085,0.4478562798565624,0.4494491649647513,0.44999235133452536,0.45194285850107263,0.4527715422520132,0.45591970729296216,0.4589592784756998],"n_dims_used":45,"mean_confidence":0.9118699815538195},"coverage":{"mean_confidence":0.9118699815538195,"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}}