{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900010664},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900011076","490:4900011154","490:4900011075","490:4900010833","490:4900011228","490:4900011012","490:4900010230","490:4900007901","490:4900012168","490:4900010140","490:4900010231","490:4900011298","490:4900011072","490:4900007899","490:4900011562","490:4900010918","490:4900008666","490:4900011844","490:4900010671","491:4910005751","490:4900010919","490:4900010661","490:4900010996","490:4900010745","490:4900008005"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,491,490,490,490,490,490],"twin_sims":[0.21939242991412788,0.17246443526071645,0.1305650322112665,0.12509082453262996,0.12380756281002599,0.11239423855526508,0.10638622522960073,0.10233292243716446,0.1020752568680967,0.0974360425063876,0.09584028464468083,0.09207283924903675,0.09187890562783518,0.09185634351841249,0.08716186287020732,0.08630678701739826,0.0859197556187452,0.08574005100343905,0.08377818314402723,0.08138266710679205,0.08127006617103748,0.08072132010050248,0.08017773126664653,0.07889805317990785,0.07639262496657935],"twin_dists":[0.22621237074395148,0.24349746674340048,0.262068813272493,0.26481119479050624,0.2654671901457225,0.27154283786000344,0.2749341468641248,0.2773070512588378,0.2774603558265317,0.28027378308211764,0.28126581465445233,0.28366058497338253,0.28378593721395073,0.28380053418910994,0.2869014376257601,0.28748045834180347,0.28774404119557506,0.28786674824928915,0.2892198778580778,0.290906847395157,0.29098711578204156,0.2913795729997944,0.2917704553657289,0.29269910483332556,0.2945528816758869],"n_dims_used":45,"mean_confidence":0.8792055765787761},"coverage":{"mean_confidence":0.8792055765787761,"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}}