{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":491,"cluster_id":4910005000},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["491:4910005298","491:4910005202","491:4910005299","491:4910005148","491:4910005349","491:4910005097","491:4910005532","491:4910005049","491:4910005200","491:4910005348","491:4910005254","491:4910005820","491:4910005149","491:4910005582","491:4910005649","491:4910005380","491:4910005399","491:4910005776","491:4910004783","491:4910005201","491:4910005236","491:4910005743","491:4910005698","491:4910005199","491:4910005498"],"twin_admin_codes":[491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491],"twin_sims":[0.6685913185338148,0.5572547364991954,0.49891813926504763,0.48082603196101903,0.4270045196942598,0.425271825357575,0.4120240624879125,0.3946739172382532,0.3860010010553644,0.37893302669476875,0.35934953844439493,0.32447375904957065,0.3042779212531421,0.29410453766446504,0.2884919585092503,0.2727573035729333,0.26950557025404837,0.25677588905018905,0.2511080317898337,0.25048987005306433,0.2488734366671858,0.2486767925131807,0.24544702411023545,0.24493152505211702,0.2375114308868071],"twin_dists":[0.11653762866521188,0.14044865173768603,0.15315426503031354,0.1571695686487394,0.16943127963110063,0.1698355839300667,0.17295005923066417,0.17709617474688075,0.1791999983185902,0.1809311310399925,0.1858121982684927,0.1948593987464967,0.20034492298711667,0.20318779524925745,0.204781062822447,0.2093496873130085,0.21031377553907277,0.21415917830759262,0.215909999664119,0.21610246744177064,0.2166071912551824,0.21666873547287702,0.21768406458171985,0.21784691362241235,0.22021593486913116],"n_dims_used":45,"mean_confidence":0.8881807115342882},"coverage":{"mean_confidence":0.8881807115342882,"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}}