{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":470,"cluster_id":4700002731},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["470:4700000495","470:4700001045","470:4700002743","479:4790001040","479:4790000002","470:4700001769","470:4700000642","479:4790002883","481:4810001806","481:4810001311","470:4700007800","479:4790001959","488:4880002242","481:4810000872","499:4990001558","485:4850004264","479:4790002798","479:4790002893","488:4880005930","470:4700004477","488:4880002533","481:4810001556","481:4810000839","493:4930003276","488:4880002377"],"twin_admin_codes":[470,470,470,479,479,470,470,479,481,481,470,479,488,481,499,485,479,479,488,470,488,481,481,493,488],"twin_sims":[0.5816907017841811,0.468035842903675,0.43221350142823384,0.42999951453644375,0.4068747056188969,0.3686403518947709,0.35556736025931057,0.35264041859541323,0.3513716117775365,0.34901571584136115,0.3331816067085483,0.3289915320023576,0.3180257842660814,0.3173686461618666,0.3072556063779602,0.304843144859848,0.301853104063708,0.2989665653884735,0.2910184513247312,0.2905505621888849,0.28288559985734957,0.2778570063393167,0.27580106746379845,0.27278637117964577,0.271971035002675],"twin_dists":[0.13519633613778653,0.1600368217290908,0.16821986102318923,0.16873402144582866,0.17417229109923404,0.1834804103903446,0.1867702209684592,0.18751522836833157,0.18783918140435887,0.1884423160570158,0.19255333328838806,0.19365877995878286,0.19658920722215759,0.19676659983040035,0.1995233376471859,0.20018861340735083,0.20101741305170176,0.20182207271440492,0.20406159552626368,0.20419455422136834,0.20639117278968486,0.20785182602293403,0.20845364533824012,0.2093411012508447,0.2095821512367807],"n_dims_used":43,"mean_confidence":0.9138363682946493},"coverage":{"mean_confidence":0.9138363682946493,"n_dims_used":43,"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}}