{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":468,"cluster_id":4680010076},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["468:4680010002","468:4680010003","468:4680010195","468:4680010302","468:4680010243","468:4680010075","468:4680010182","468:4680010298","468:4680010191","468:4680010255","468:4680010193","468:4680010137","468:4680010254","468:4680010185","468:4680010253","468:4680010011","468:4680010364","468:4680010303","468:4680010012","468:4680010194","468:4680010251","468:4680010126","468:4680010501","468:4680010527","468:4680010067"],"twin_admin_codes":[468,468,468,468,468,468,468,468,468,468,468,468,468,468,468,468,468,468,468,468,468,468,468,468,468],"twin_sims":[0.9422907393301672,0.9359849024913423,0.9233451566692988,0.9051604062840889,0.9029143483479487,0.8923386328151786,0.8915619100169897,0.8854360255764294,0.8747726524082013,0.8584288906213393,0.8543176720811968,0.8409211152420635,0.8371703728211196,0.8322790251684633,0.8303724295310139,0.8301719925168513,0.8225251848924576,0.8181865575063515,0.8158929447200269,0.8023231608158738,0.7986336887124768,0.7871365134806444,0.7701123192697742,0.7692722592952221,0.7665206551808756],"twin_dists":[0.04477992903194606,0.04724145243580523,0.05186926340360891,0.05797789898943312,0.05869625185800377,0.06198962073189301,0.06222611820172487,0.06406777595682568,0.06718196513421451,0.07176113269976295,0.07288080707432142,0.07645128124971749,0.07743126897858614,0.07869740836061177,0.07918744076077022,0.07923884605731092,0.08118478548898465,0.08227626222777035,0.08284977004501169,0.08619671168402272,0.08709397072861606,0.08985842709280978,0.09387309714997098,0.09406900273306153,0.0947093407224838],"n_dims_used":44,"mean_confidence":0.9196004000577059},"coverage":{"mean_confidence":0.9196004000577059,"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}}