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Screeners and scans
Build transparent conditions, choose the right universe and test repeatable market scans.
7 guides
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- 1 Choose the right screener universe A screener universe is the exact set of listings tested before any conditions are applied. It answers ‘which instruments were eligible?’ and is separate from the rule that decides which eligible rows match. 2 min read Beginner
- 2 Build and read screener conditions A screener condition compares one available field with a value or another supported state. Conditions joined by AND must all be true; a categorical field such as Supertrend Bullish uses its documented state rather than an assumed numerical ranking. 2 min read Beginner
- 3 Create a combination scan A combination scan joins two or more existing scan definitions into one transparent rule. XMarketRadar uses AND logic: every selected scan must match the same listing. It does not average scores, rank favourites or relax rules to force results. 2 min read Beginner
- 4 Backtests and historical observations A backtest walks an explicit technical rule through stored historical bars and summarizes what happened under stated entry, exit and cost assumptions. It is a historical observation, not predictive accuracy or a promise that the pattern will repeat. 2 min read Intermediate
- 5 Use Scan Center Use Scan Center is a source-backed research workflow for one exact exchange listing or a clearly stated market scope. It describes available evidence and never creates a recommendation or trade instruction. 2 min read Beginner
- 6 Use Strategy Lab Use Strategy Lab is a source-backed research workflow for one exact exchange listing or a clearly stated market scope. It describes available evidence and never creates a recommendation or trade instruction. 2 min read Beginner
- 7 Test Threshold Sensitivity Threshold Sensitivity tests whether an RSI-below rule chosen on training history remains stable on later held-out sessions. It sweeps a declared threshold grid with purged walk-forward folds, an embargo and a seeded permutation comparison. It does not choose or recommend a trading threshold. 3 min read Advanced