{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900004790},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900004789","490:4900007711","490:4900005211","490:4900007465","490:4900011728","490:4900011934","490:4900011600","490:4900009171","490:4900011609","490:4900011263","490:4900006497","490:4900004799","490:4900007831","490:4900009667","490:4900011413","490:4900008944","490:4900005084","490:4900007939","490:4900009869","490:4900008825","490:4900002101","490:4900010261","490:4900011726","490:4900006000","490:4900011786"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490],"twin_sims":[0.34543288610572165,0.2799773020222538,0.24749652384114426,0.18218559299270448,0.14881017500945262,0.1335412471771778,0.11556503582262417,0.10099430528544205,0.09894679050767163,0.09364832093738977,0.09239773388379911,0.0921962332400251,0.09136165892418766,0.08935495358660354,0.08395145813663536,0.08217343918903978,0.08154405355016467,0.081236723556779,0.08075800046402618,0.07694425971380535,0.07256581271954081,0.07050245094506251,0.06873887340793232,0.068241875279603,0.06688180711156104],"twin_dists":[0.18936367479458888,0.20723400444165027,0.21703878429454468,0.2396688861408136,0.25351046011766937,0.2606141136603609,0.2698091649796415,0.2781068083353583,0.2793462882980141,0.28264990078789215,0.28345105072569626,0.28358093579558874,0.2841212943473596,0.28543674051506585,0.2890993558739922,0.2903456303978313,0.29079195682383435,0.29101090139357383,0.2913532730505265,0.29414057028720547,0.2974812691666311,0.2991124091162626,0.30053755561057954,0.30094454407494203,0.30207076402800875],"n_dims_used":45,"mean_confidence":0.9214548746744792},"coverage":{"mean_confidence":0.9214548746744792,"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}}