{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900013104},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900013033","490:4900012820","490:4900012817","490:4900012939","490:4900012995","490:4900012261","490:4900012819","490:4900012948","490:4900013176","490:4900012695","490:4900012682","490:4900012882","490:4900012339","490:4900013142","490:4900012263","490:4900013136","490:4900012412","490:4900012274","490:4900013067","490:4900013214","490:4900012895","490:4900012466","490:4900013072","490:4900012757","490:4900012825"],"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":[0.3928345094332105,0.3425191225625332,0.321147865779787,0.3173384373914545,0.30923856257062576,0.3033676218914698,0.2594718310090293,0.24711844602100805,0.23234278522820145,0.22831140406761716,0.20470717588694812,0.20279870066028552,0.1870022560486401,0.1854520663619291,0.18379615809488214,0.16960524785015432,0.16353605399682608,0.15915632148792322,0.15908796768978106,0.14894011760542777,0.14877938288091305,0.14063106420657603,0.14019244485370258,0.13503036241040325,0.13137741619353693],"twin_dists":[0.17754054766580382,0.19011671316645343,0.19574921421219726,0.1967747595832712,0.19897875635237058,0.20059701578810085,0.21333497596893114,0.2171575621684536,0.22189476905650857,0.22322132116538146,0.23132062522998198,0.23200261745332879,0.23782530139850663,0.23841495358571552,0.23904866010210193,0.24465276026968583,0.24715232995580927,0.24899810961404067,0.24902720728994018,0.25345237954012856,0.2535242287890681,0.257244307616288,0.2574490528491925,0.2598954070144449,0.261669282366097],"n_dims_used":45,"mean_confidence":0.9069756401909722},"coverage":{"mean_confidence":0.9069756401909722,"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}}