{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800002015},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["499:4990000077","480:4800001338","470:4700004518","470:4700005654","488:4880003728","470:4700004015","493:4930004101","493:4930005343","480:4800001908","470:4700003504","493:4930003065","470:4700003685","470:4700006068","470:4700004682","496:4960000098","477:4770003789","480:4800002012","493:4930005225","472:4720003010","479:4790005951","493:4930006133","493:4930005571","466:4660001733","496:4960009524","481:4810000114"],"twin_admin_codes":[499,480,470,470,488,470,493,493,480,470,493,470,470,470,496,477,480,493,472,479,493,493,466,496,481],"twin_sims":[0.30342477917718025,0.24997650518099865,0.24562782297509428,0.20196384286808586,0.19164796504808915,0.18824346292202654,0.18298287991003426,0.18001186009523198,0.16943766593559906,0.1655854026807268,0.16423783293844324,0.163109639745956,0.16290745431923184,0.16278168308634902,0.16265110542616532,0.15563142994917714,0.15006446587796254,0.1500300012369476,0.14456876433877408,0.14123020011269077,0.14111839071175586,0.14071134471841035,0.13761520112146336,0.134293616991137,0.13359437572510433],"twin_dists":[0.20058117408630952,0.21626253692580777,0.21762700139713415,0.2323023384505308,0.23607846148085243,0.2373556466979047,0.2393613707967645,0.2405121600631866,0.2447209061488785,0.24630094313497092,0.24685991699885537,0.2473304494822903,0.24741502319330586,0.24746767138778253,0.24752236276080278,0.2505106627818015,0.252951381739786,0.2529666976656962,0.25542716291515644,0.25696540151365366,0.2570173833753153,0.2572068846293213,0.25866185066618363,0.26025024182457734,0.2605883683960596],"n_dims_used":43,"mean_confidence":0.9212667775708575},"coverage":{"mean_confidence":0.9212667775708575,"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}}