{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900006052},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900005402","490:4900006889","490:4900005909","490:4900005793","490:4900005908","490:4900005787","490:4900005656","490:4900009716","490:4900005522","490:4900007387","490:4900005407","490:4900005401","490:4900005652","490:4900004978","490:4900004849","470:4700005421","490:4900005532","490:4900004848","490:4900006036","490:4900006172","490:4900005920","490:4900004717","490:4900004311","490:4900006649","493:4930006160"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,470,490,490,490,490,490,490,490,490,493],"twin_sims":[0.4781562649606153,0.47608242661906947,0.45730773257937546,0.4358097125496237,0.4321619812301718,0.4261920354213673,0.4250429693920431,0.4161850304839823,0.40551743907459464,0.40312725967578233,0.3441352462376995,0.3413508454813912,0.340236632900354,0.3278888748656213,0.3243969817561735,0.32381320236652544,0.3222331199473037,0.3002399325396652,0.28923708610092597,0.28575379378339083,0.2837125393424355,0.28250246669583606,0.2814744544666267,0.28008819435911086,0.27652953953415543],"twin_dists":[0.15776598547015624,0.1582300139758804,0.1624624188230194,0.16738696031984093,0.16823181355955918,0.1696207787955526,0.16988903583347156,0.17196729197846736,0.1744955835637462,0.17506608651820574,0.18969862064776064,0.19041960273839967,0.19070899238608677,0.19395097146128998,0.19487988243263027,0.19503571925935517,0.19545830052999713,0.2014665482449415,0.20456848397201663,0.20556507427300524,0.20615248144769519,0.20650190481769068,0.20679946736381527,0.20720177051828403,0.20824009279060898],"n_dims_used":45,"mean_confidence":0.9160471598307292},"coverage":{"mean_confidence":0.9160471598307292,"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}}