{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":474,"cluster_id":4740002149},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["474:4740001002","474:4740002139","474:4740002250","474:4740002453","474:4740003110","474:4740002567","474:4740002147","474:4740003200","474:4740002035","474:4740003291","486:4860000080","474:4740002757","486:4860000077","486:4860000029","474:4740001214","474:4740002558","486:4860000017","474:4740001007","474:4740001010","474:4740002660","474:4740001410","474:4740001218","486:4860000127","474:4740001933","486:4860000078"],"twin_admin_codes":[474,474,474,474,474,474,474,474,474,474,486,474,486,486,474,474,486,474,474,474,474,474,486,474,486],"twin_sims":[0.8421655608080905,0.7878324186838749,0.7191814840041477,0.6858947019714049,0.6792456813645971,0.6568371594631377,0.6441717115675862,0.6383205345212142,0.6200652408114748,0.6200356611494188,0.58496710058325,0.578551858301448,0.564878417379025,0.5628938662900196,0.5586826824982997,0.5585480809462423,0.5583613457162118,0.5544450497676959,0.5420522650034877,0.5249957045314334,0.5161543232497144,0.5121641841627766,0.51215988579662,0.49379116579290927,0.4919912693182423],"twin_dists":[0.07612432316070479,0.08969239256470066,0.10545321191136109,0.1127787989843942,0.11422642252184055,0.11907714966385939,0.12180398498199463,0.12306109225168796,0.12697588643188787,0.1269822234038002,0.13449375399858055,0.13586970727073458,0.1388071837272433,0.13923419522066338,0.14014096536083573,0.14016996381428584,0.14021019554483885,0.14105440515296078,0.14373214289419436,0.1474364557217125,0.14936689492506305,0.15024070574652756,0.15024164797178366,0.15428767599376886,0.15468638183690536],"n_dims_used":45,"mean_confidence":0.9207061767578125},"coverage":{"mean_confidence":0.9207061767578125,"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}}