{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":474,"cluster_id":4740002287},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["474:4740001977","474:4740002286","474:4740003336","474:4740000343","487:4870005624","474:4740000444","474:4740003249","487:4870005924","487:4870006220","474:4740002988","474:4740002507","474:4740000339","474:4740000019","474:4740002293","474:4740000310","487:4870006365","474:4740000337","474:4740003335","474:4740001040","474:4740000945","474:4740002292","474:4740002186","474:4740003331","487:4870005630","487:4870005484"],"twin_admin_codes":[474,474,474,474,487,474,474,487,487,474,474,474,474,474,474,487,474,474,474,474,474,474,474,487,487],"twin_sims":[0.8399599288331555,0.7729704914669246,0.6851775112742197,0.668066875907147,0.6470271254297023,0.6407876110150034,0.5987350322112331,0.593261435716671,0.579456623475502,0.5705313417409585,0.5626268604608261,0.5546595071812094,0.5522835932014576,0.5439888064307775,0.5369031543046944,0.5253387656502194,0.5073522951970739,0.4994655045271319,0.4946307221283443,0.48769301063112086,0.4840453364829705,0.4686259105193497,0.45639149676042284,0.45166514816806513,0.44877799192253653],"twin_dists":[0.07670319314970345,0.09320508525574416,0.11293515825165983,0.11665115004907445,0.12118995598010578,0.1225312229004207,0.13154383193924402,0.13271623516686684,0.13567557861850718,0.13759185069434804,0.13929166101570167,0.14100815312041498,0.14152072045763353,0.1433130228325864,0.1448479096063318,0.14736170303379348,0.15129677149847798,0.15303345590738301,0.15410184606373736,0.15564027075549605,0.156451780445063,0.15990397308850235,0.1626705086657741,0.16374635890741843,0.1644056058989602],"n_dims_used":45,"mean_confidence":0.9211274888780382},"coverage":{"mean_confidence":0.9211274888780382,"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}}