{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900005954},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900005956","490:4900005291","490:4900006081","490:4900005164","490:4900006310","490:4900007293","490:4900005955","490:4900006074","490:4900005684","490:4900004745","490:4900006322","490:4900007181","490:4900005028","490:4900004744","490:4900005958","490:4900005287","490:4900005683","490:4900006440","490:4900005423","490:4900006442","490:4900006311","490:4900005953","490:4900005171","490:4900003371","490:4900004196"],"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":[0.7110318963382996,0.6613068685355608,0.5839453874926748,0.5555285647813936,0.5442641562275919,0.5160797748402067,0.48744367020200774,0.4837473500671512,0.4761683127213757,0.4688711652573092,0.4602543380869007,0.45543384260672665,0.4487415930298513,0.44183181731632004,0.4320402089417585,0.4210657135236569,0.3855273800455533,0.3762060476351199,0.36761511135698083,0.36312190059149924,0.332760117074535,0.33007420410496857,0.32198505389704696,0.31738792240213415,0.3115151708847739],"twin_dists":[0.10726060031755238,0.1181125883426572,0.1347128170320126,0.14082075111013984,0.14325345151381425,0.14938320514457176,0.15569568298516273,0.15651815768715005,0.15821078364354554,0.15984877285751797,0.16179421824692058,0.1628881671546275,0.1644139272590021,0.16599828966175978,0.16826006666580148,0.17081989663381178,0.17931552407675425,0.18160320224624768,0.18373625885582978,0.1848617855924385,0.19266418754703823,0.1933724081097519,0.1955247488698455,0.19676139331472717,0.1983559944192293],"n_dims_used":44,"mean_confidence":0.9004069241610441},"coverage":{"mean_confidence":0.9004069241610441,"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}}