{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900009195},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900009302","490:4900012081","490:4900011683","466:4660004295","490:4900008198","490:4900012213","490:4900004946","490:4900001801","490:4900008295","466:4660005186","490:4900004119","490:4900008846","466:4660005298","490:4900006403","494:4940008998","490:4900009060","490:4900005077","490:4900005224","466:4660003960","466:4660004303","490:4900005097","490:4900004245","490:4900010105","490:4900012080","490:4900007487"],"twin_admin_codes":[490,490,490,466,490,490,490,490,490,466,490,490,466,490,494,490,490,490,466,466,490,490,490,490,490],"twin_sims":[0.3293236844432381,0.19220416323295425,0.157327777000224,0.11375168108982438,0.10095819935664768,0.07964132083835564,0.07692682612449496,0.06407708362643237,0.053280710752676215,0.05306496885928479,0.04901207845818287,0.043255963510892344,0.039700190591109005,0.03735770952593298,0.03091011332816746,0.028446365721133012,0.027458515559565435,0.02638443390517607,0.025032715515042412,0.023122282260548074,0.022903823220780387,0.02215638531973298,0.022093438038562965,0.021379650397118772,0.019676975639867644],"twin_dists":[0.19357086906964316,0.23587131487712487,0.24977966374142124,0.27079608856768433,0.2781284942836065,0.2921582645947017,0.2941535642901083,0.3044535276524341,0.31450983092994583,0.31472735560756265,0.31895696101318055,0.3254966714157045,0.32991183905904764,0.33300669381857095,0.3424685499794807,0.3465354511929291,0.348251551033148,0.3501788567901536,0.3527029401558745,0.35647925646382495,0.3569281456318883,0.35849261800462606,0.35862645683644184,0.3601677692085477,0.3640336274907638],"n_dims_used":45,"mean_confidence":0.9188734266493056},"coverage":{"mean_confidence":0.9188734266493056,"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}}