{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":477,"cluster_id":4770001547},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["477:4770001192","477:4770001490","477:4770001437","477:4770001487","477:4770001491","477:4770001435","477:4770001429","477:4770001773","477:4770001599","477:4770000760","477:4770001377","477:4770001714","477:4770001372","477:4770001430","477:4770001314","477:4770000959","477:4770000903","477:4770001660","477:4770001129","477:4770000963","477:4770001694","485:4850007711","477:4770001370","477:4770001438","477:4770000759"],"twin_admin_codes":[477,477,477,477,477,477,477,477,477,477,477,477,477,477,477,477,477,477,477,477,477,485,477,477,477],"twin_sims":[0.8555655622064771,0.8317840432472664,0.803896080986305,0.8036503718674433,0.7990431596816044,0.795675570781961,0.7884430430233662,0.7752302541032101,0.7729916179149942,0.7684739118453151,0.7684024828563855,0.7590861746795028,0.7525445732419515,0.7455825010575924,0.7420769879309593,0.7329844192420056,0.7271766675058217,0.7215141427544196,0.7099915824786317,0.7059300238478817,0.7031189842920831,0.7017539601771668,0.7001489051743078,0.700134968992652,0.6970416810887108],"twin_dists":[0.07254220898181943,0.0788248130529802,0.08581259981918503,0.0858726663298416,0.08699464277203595,0.08780970557100476,0.08954657250417997,0.09267528762927106,0.09320013899228728,0.09425500118586069,0.09427163418364684,0.0964295059436658,0.09793174507922356,0.09951970795520904,0.10031529004533721,0.1023672708390048,0.10366975358116291,0.1049339723749547,0.10749060426171687,0.1083871130999194,0.10900627295654214,0.10930655671048903,0.10965933625647059,0.10966239789365352,0.11034136277719503],"n_dims_used":45,"mean_confidence":0.9226343790690105},"coverage":{"mean_confidence":0.9226343790690105,"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}}