{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":500,"cluster_id":5000007516},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["500:5000008142","500:5000007635","500:5000008008","500:5000007654","500:5000007762","500:5000009871","500:5000008009","500:5000008988","500:5000009445","484:4840003458","500:5000008143","484:4840003362","500:5000008152","500:5000008367","498:4980003135","500:5000007251","500:5000007249","500:5000008858","500:5000010396","500:5000007349","500:5000009775","500:5000008194","500:5000009108","500:5000006837","500:5000007893"],"twin_admin_codes":[500,500,500,500,500,500,500,500,500,484,500,484,500,500,498,500,500,500,500,500,500,500,500,500,500],"twin_sims":[0.4443191054092356,0.3356524596359999,0.26196561881774,0.2485586280869873,0.2319701293103525,0.22811417894563782,0.21936246285606587,0.21409776556509166,0.20488416356005534,0.20382560861587903,0.20083752320688358,0.19608025099386606,0.19581027365813639,0.18876263867888654,0.18740518721931998,0.18671811559698562,0.18040429119867968,0.1764795421490415,0.17407790921342403,0.17242366464100817,0.16870327270781996,0.16521997050102424,0.16506588999416877,0.16485603658061115,0.16354199554653595],"twin_dists":[0.16542688770469582,0.19190501410119426,0.21257736186290452,0.216705732690347,0.22201675467049714,0.22328661479070827,0.2262225560409442,0.22802664942502948,0.2312575999506049,0.23163510841889723,0.23270804955172902,0.2344391893861412,0.23453829957404587,0.23715984178196492,0.23767259907714058,0.23793312344585474,0.24035939010900784,0.2418980098839229,0.2428515620827579,0.24351384387131345,0.24502011386867448,0.24645219916279404,0.24651604704341096,0.24660307539474743,0.24714985045934587],"n_dims_used":45,"mean_confidence":0.9181813557942708},"coverage":{"mean_confidence":0.9181813557942708,"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}}