{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900004625},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900004911","490:4900004639","490:4900004641","490:4900007551","490:4900007670","490:4900005040","490:4900005175","490:4900005321","490:4900005055","490:4900004900","490:4900007187","490:4900005177","490:4900007063","490:4900006085","490:4900005189","490:4900004771","490:4900003117","490:4900005838","490:4900006330","490:4900006329","490:4900002380","490:4900006446","490:4900005179","490:4900006198","490:4900005192"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490],"twin_sims":[0.47243785173937974,0.4384067163206006,0.2829718318735738,0.2576388598402032,0.19191699311349308,0.1388943791167024,0.12756820005153782,0.10639430823314501,0.08589209301444461,0.0818631043091791,0.07794024652381334,0.076107265010078,0.06813988574830884,0.06808376025672269,0.061808660107508046,0.060965122860263884,0.05541538209814486,0.053790368916036765,0.05114816027675812,0.04788600387414133,0.04657154269507504,0.04633252236963235,0.04461537761483114,0.043799606309514454,0.04333685134180071],"twin_dists":[0.15904710666127322,0.16678718342196744,0.20636626275696762,0.2138947595389964,0.23597821427518464,0.25805779549765234,0.2635590912533119,0.2749294857089337,0.28776291663463366,0.2905653600102747,0.2934021224002679,0.29476711178790604,0.301028360690944,0.3010745290729261,0.3064438984572668,0.3071993336188209,0.31239596065524156,0.3139988478879384,0.31669295237432227,0.3201837862571199,0.3216467260857358,0.32191644883171083,0.3238891971918645,0.32484880378318537,0.32539984425539253],"n_dims_used":45,"mean_confidence":0.9118289523654514},"coverage":{"mean_confidence":0.9118289523654514,"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}}