{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":491,"cluster_id":4910000795},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["491:4910000393","492:4920005175","491:4910000855","491:4910000598","491:4910002073","491:4910000856","492:4920007045","491:4910004924","492:4920004026","492:4920003343","492:4920005218","492:4920006689","492:4920003396","492:4920007066","491:4910001150","492:4920006719","492:4920005052","491:4910001522","487:4870000622","492:4920005055","491:4910001290","492:4920003294","492:4920007103","491:4910003509","492:4920004997"],"twin_admin_codes":[491,492,491,491,491,491,492,491,492,492,492,492,492,492,491,492,492,491,487,492,491,492,492,491,492],"twin_sims":[0.193138581516178,0.1857877585444311,0.1438904619959047,0.11697741047813488,0.09761826761659431,0.08733351390529917,0.08705585788093671,0.07774638634801909,0.06628635181478024,0.05550458981014403,0.05337170369816484,0.05193860964580503,0.049115715229288766,0.04856043366174888,0.04563829636327714,0.04479871580075501,0.04443862904788139,0.03957601859121133,0.03942871599811989,0.03840770311867952,0.028561273427281986,0.02821713763537013,0.02614969818398174,0.0260974660784482,0.021637055720626353],"twin_dists":[0.23552424478710451,0.23828697197719595,0.25573753775720287,0.2690486872735119,0.2801613134808444,0.28678574779749866,0.28697297365922275,0.29354525745750465,0.3025697198828653,0.3123090995395809,0.3144183050744522,0.3158750902937355,0.3188452377344448,0.31944615972906115,0.3227065104947572,0.3236755623723651,0.32409585209110436,0.33007196273920286,0.33026246560774686,0.3315997180489732,0.3463391740560852,0.3469290467848932,0.35060904806572263,0.35070522478528343,0.3596068546555746],"n_dims_used":45,"mean_confidence":0.8988749186197916},"coverage":{"mean_confidence":0.8988749186197916,"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}}