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https://github.com/microsoft/qlib.git
synced 2026-07-04 03:21:00 +08:00
adjust data and model interface
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Young
@@ -25,10 +25,12 @@ class ALPHA360(DataHandlerLP):
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},
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"label": self.get_label_config()
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},
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"group_fields": True,
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}
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}
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infer_processors = ["ConfigSectionProcessor"] # ConfigSectionProcessor will normalize LABEL0
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infer_processors = [{
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"class": "ConfigSectionProcessor",
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"module_path": "qlib.contrib.data.processor"
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}] # ConfigSectionProcessor will normalize LABEL0
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super().__init__(instruments, start_time, end_time, data_loader=data_loader, infer_processors=infer_processors)
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def get_label_config(self):
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@@ -83,7 +85,6 @@ class Alpha158(DataHandlerLP):
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"feature": self.get_feature_config(),
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"label": self.get_label_config()
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},
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"group_fields": True,
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}
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}
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super().__init__(instruments,
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@@ -94,7 +95,7 @@ class Alpha158(DataHandlerLP):
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learn_processors=learn_processors)
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def get_feature_config(self):
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return {
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conf = {
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"kbar": {},
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"price": {
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"windows": [0],
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@@ -102,10 +103,186 @@ class Alpha158(DataHandlerLP):
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},
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"rolling": {},
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}
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return self.parse_config_to_fields(conf)
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def get_label_config(self):
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return (["Ref($close, -2)/Ref($close, -1) - 1"], ["LABEL0"])
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@staticmethod
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def parse_config_to_fields(config):
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"""create factors from config
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config = {
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'kbar': {}, # whether to use some hard-code kbar features
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'price': { # whether to use raw price features
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'windows': [0, 1, 2, 3, 4], # use price at n days ago
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'feature': ['OPEN', 'HIGH', 'LOW'] # which price field to use
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},
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'volume': { # whether to use raw volume features
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'windows': [0, 1, 2, 3, 4], # use volume at n days ago
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},
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'rolling': { # whether to use rolling operator based features
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'windows': [5, 10, 20, 30, 60], # rolling windows size
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'include': ['ROC', 'MA', 'STD'], # rolling operator to use
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#if include is None we will use default operators
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'exclude': ['RANK'], # rolling operator not to use
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}
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}
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"""
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fields = []
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names = []
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if "kbar" in config:
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fields += [
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"($close-$open)/$open",
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"($high-$low)/$open",
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"($close-$open)/($high-$low+1e-12)",
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"($high-Greater($open, $close))/$open",
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"($high-Greater($open, $close))/($high-$low+1e-12)",
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"(Less($open, $close)-$low)/$open",
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"(Less($open, $close)-$low)/($high-$low+1e-12)",
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"(2*$close-$high-$low)/$open",
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"(2*$close-$high-$low)/($high-$low+1e-12)",
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]
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names += [
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"KMID",
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"KLEN",
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"KMID2",
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"KUP",
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"KUP2",
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"KLOW",
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"KLOW2",
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"KSFT",
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"KSFT2",
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]
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if "price" in config:
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windows = config["price"].get("windows", range(5))
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feature = config["price"].get("feature", ["OPEN", "HIGH", "LOW", "CLOSE", "VWAP"])
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for field in feature:
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field = field.lower()
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fields += ["Ref($%s, %d)/$close" % (field, d) if d != 0 else "$%s/$close" % field for d in windows]
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names += [field.upper() + str(d) for d in windows]
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if "volume" in config:
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windows = config["volume"].get("windows", range(5))
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fields += ["Ref($volume, %d)/$volume" % d if d != 0 else "$volume/$volume" for d in windows]
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names += ["VOLUME" + str(d) for d in windows]
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if "rolling" in config:
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windows = config["rolling"].get("windows", [5, 10, 20, 30, 60])
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include = config["rolling"].get("include", None)
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exclude = config["rolling"].get("exclude", [])
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# `exclude` in dataset config unnecessary filed
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# `include` in dataset config necessary field
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use = lambda x: x not in exclude and (include is None or x in include)
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if use("ROC"):
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fields += ["Ref($close, %d)/$close" % d for d in windows]
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names += ["ROC%d" % d for d in windows]
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if use("MA"):
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fields += ["Mean($close, %d)/$close" % d for d in windows]
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names += ["MA%d" % d for d in windows]
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if use("STD"):
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fields += ["Std($close, %d)/$close" % d for d in windows]
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names += ["STD%d" % d for d in windows]
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if use("BETA"):
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fields += ["Slope($close, %d)/$close" % d for d in windows]
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names += ["BETA%d" % d for d in windows]
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if use("RSQR"):
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fields += ["Rsquare($close, %d)" % d for d in windows]
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names += ["RSQR%d" % d for d in windows]
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if use("RESI"):
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fields += ["Resi($close, %d)/$close" % d for d in windows]
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names += ["RESI%d" % d for d in windows]
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if use("MAX"):
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fields += ["Max($high, %d)/$close" % d for d in windows]
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names += ["MAX%d" % d for d in windows]
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if use("LOW"):
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fields += ["Min($low, %d)/$close" % d for d in windows]
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names += ["MIN%d" % d for d in windows]
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if use("QTLU"):
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fields += ["Quantile($close, %d, 0.8)/$close" % d for d in windows]
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names += ["QTLU%d" % d for d in windows]
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if use("QTLD"):
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fields += ["Quantile($close, %d, 0.2)/$close" % d for d in windows]
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names += ["QTLD%d" % d for d in windows]
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if use("RANK"):
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fields += ["Rank($close, %d)" % d for d in windows]
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names += ["RANK%d" % d for d in windows]
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if use("RSV"):
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fields += ["($close-Min($low, %d))/(Max($high, %d)-Min($low, %d)+1e-12)" % (d, d, d) for d in windows]
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names += ["RSV%d" % d for d in windows]
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if use("IMAX"):
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fields += ["IdxMax($high, %d)/%d" % (d, d) for d in windows]
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names += ["IMAX%d" % d for d in windows]
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if use("IMIN"):
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fields += ["IdxMin($low, %d)/%d" % (d, d) for d in windows]
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names += ["IMIN%d" % d for d in windows]
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if use("IMXD"):
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fields += ["(IdxMax($high, %d)-IdxMin($low, %d))/%d" % (d, d, d) for d in windows]
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names += ["IMXD%d" % d for d in windows]
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if use("CORR"):
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fields += ["Corr($close, Log($volume+1), %d)" % d for d in windows]
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names += ["CORR%d" % d for d in windows]
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if use("CORD"):
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fields += ["Corr($close/Ref($close,1), Log($volume/Ref($volume, 1)+1), %d)" % d for d in windows]
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names += ["CORD%d" % d for d in windows]
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if use("CNTP"):
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fields += ["Mean($close>Ref($close, 1), %d)" % d for d in windows]
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names += ["CNTP%d" % d for d in windows]
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if use("CNTN"):
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fields += ["Mean($close<Ref($close, 1), %d)" % d for d in windows]
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names += ["CNTN%d" % d for d in windows]
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if use("CNTD"):
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fields += ["Mean($close>Ref($close, 1), %d)-Mean($close<Ref($close, 1), %d)" % (d, d) for d in windows]
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names += ["CNTD%d" % d for d in windows]
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if use("SUMP"):
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fields += [
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"Sum(Greater($close-Ref($close, 1), 0), %d)/(Sum(Abs($close-Ref($close, 1)), %d)+1e-12)" % (d, d)
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for d in windows
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]
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names += ["SUMP%d" % d for d in windows]
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if use("SUMN"):
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fields += [
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"Sum(Greater(Ref($close, 1)-$close, 0), %d)/(Sum(Abs($close-Ref($close, 1)), %d)+1e-12)" % (d, d)
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for d in windows
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]
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names += ["SUMN%d" % d for d in windows]
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if use("SUMD"):
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fields += [
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"(Sum(Greater($close-Ref($close, 1), 0), %d)-Sum(Greater(Ref($close, 1)-$close, 0), %d))"
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"/(Sum(Abs($close-Ref($close, 1)), %d)+1e-12)" % (d, d, d) for d in windows
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]
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names += ["SUMD%d" % d for d in windows]
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if use("VMA"):
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fields += ["Mean($volume, %d)/($volume+1e-12)" % d for d in windows]
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names += ["VMA%d" % d for d in windows]
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if use("VSTD"):
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fields += ["Std($volume, %d)/($volume+1e-12)" % d for d in windows]
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names += ["VSTD%d" % d for d in windows]
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if use("WVMA"):
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fields += [
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"Std(Abs($close/Ref($close, 1)-1)*$volume, %d)/(Mean(Abs($close/Ref($close, 1)-1)*$volume, %d)+1e-12)" %
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(d, d) for d in windows
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]
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names += ["WVMA%d" % d for d in windows]
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if use("VSUMP"):
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fields += [
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"Sum(Greater($volume-Ref($volume, 1), 0), %d)/(Sum(Abs($volume-Ref($volume, 1)), %d)+1e-12)" % (d, d)
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for d in windows
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]
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names += ["VSUMP%d" % d for d in windows]
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if use("VSUMN"):
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fields += [
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"Sum(Greater(Ref($volume, 1)-$volume, 0), %d)/(Sum(Abs($volume-Ref($volume, 1)), %d)+1e-12)" % (d, d)
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for d in windows
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]
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names += ["VSUMN%d" % d for d in windows]
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if use("VSUMD"):
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fields += [
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"(Sum(Greater($volume-Ref($volume, 1), 0), %d)-Sum(Greater(Ref($volume, 1)-$volume, 0), %d))"
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"/(Sum(Abs($volume-Ref($volume, 1)), %d)+1e-12)" % (d, d, d) for d in windows
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]
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names += ["VSUMD%d" % d for d in windows]
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return fields, names
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class Alpha158vwap(Alpha158):
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def get_label_config(self):
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