{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":487,"cluster_id":4870011808},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["487:4870008980","487:4870012335","487:4870011805","487:4870012598","487:4870010182","487:4870012034","487:4870012338","487:4870013023","487:4870009262","487:4870010180","487:4870012247","487:4870011926","487:4870012581","487:4870010179","487:4870008837","487:4870012813","487:4870012654","487:4870013019","487:4870008976","487:4870011093","487:4870011329","487:4870011083","487:4870010721","487:4870012227","487:4870012597"],"twin_admin_codes":[487,487,487,487,487,487,487,487,487,487,487,487,487,487,487,487,487,487,487,487,487,487,487,487,487],"twin_sims":[0.7670902801815942,0.7558176028954565,0.6822793017429406,0.6490278416710823,0.6053899518305462,0.5726556562199406,0.5583487057263946,0.546678099298353,0.5434050394150797,0.5314033562763252,0.5171562989018453,0.5164471781334152,0.5141553971957582,0.5086915760033797,0.5083605087235316,0.504412015156486,0.497359930757373,0.49654688624457965,0.4935870522533251,0.4907382246628245,0.4821176503387313,0.47523617247468974,0.4690072028777477,0.46812710104199207,0.4679778046449007],"twin_dists":[0.09457694852473184,0.09718139114836993,0.11356648347446743,0.12075948340802474,0.1301187437520428,0.1371354904191509,0.14021291887423618,0.14273142737992173,0.14343933739035947,0.1460419904847666,0.14914773129797596,0.1493028276555296,0.14980443434712531,0.1510025801453984,0.15107528474082735,0.15194336533768626,0.1534983821824025,0.15367805754573996,0.15433286898919374,0.15496420507541497,0.1568814037163432,0.1584195552159071,0.15981815868805496,0.16001627201358884,0.16004989162806066],"n_dims_used":42,"mean_confidence":0.9088256472632998},"coverage":{"mean_confidence":0.9088256472632998,"n_dims_used":42,"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}}