98 lines
2.5 KiB
Python
98 lines
2.5 KiB
Python
from DBHelper.MongoHelperInstance import DB_GUA
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class ScoreUtils(object):
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"""打分工具类"""
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@staticmethod
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def ladder_score_positive(x, ref):
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"""正相关阶梯打分"""
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w, b1, b2, b3, b4, b5 = ref['weight'], ref['b1'], ref['b2'], ref['b3'], ref['b4'], ref['b5']
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if x is None:
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s = 0
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elif x > b1:
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s = w
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elif b2['s'] < x <= b2['e']:
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s = w * 0.9
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elif b3['s'] < x <= b3['e']:
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s = w * 0.8
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elif b4['s'] < x <= b4['e']:
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s = w * 0.7
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elif x <= b5:
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s = w * 0.6
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else:
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s = 0
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return round(s, 2)
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@staticmethod
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def ladder_score_negative(x, ref):
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"""反相关阶梯打分"""
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w, b1, b2, b3, b4, b5 = ref['weight'], ref['b1'], ref['b2'], ref['b3'], ref['b4'], ref['b5']
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if x is None:
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s = 0
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elif x < b1:
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s = w
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elif b2['s'] <= x < b2['e']:
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s = w * 0.9
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elif b3['s'] <= x < b3['e']:
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s = w * 0.8
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elif b4['s'] <= x < b4['e']:
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s = w * 0.7
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elif x >= b5:
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s = w * 0.6
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else:
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s = 0
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return round(s, 2)
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@staticmethod
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def ladder_score_centered(x, ref):
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"""居中相关阶梯打分"""
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w, b1, b2, b3, b4, b5 = ref['weight'], ref['b1'], ref['b2'], ref['b3'], ref['b4'], ref['b5']
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if x is None:
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s = 0
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elif b1['s'] <= x <= b1['e']:
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s = w
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elif (b2['s1'] <= x < b2['e1']) or (b2['s2'] < x <= b2['e2']):
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s = w * 0.9
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elif (b3['s1'] < x < b3['e1']) or (b3['s2'] < x <= b3['e2']):
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s = w * 0.8
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elif b4['s'] < x < b4['e']:
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s = w * 0.7
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elif x >= b5['r'] or x <= b5['l']:
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s = w * 0.6
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else:
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s = 0
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return round(s, 2)
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@staticmethod
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def eval_rank_level(score):
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"""
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评测信用级别
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注意: 级别参考必须以分数从大到小排序
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"""
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rank_ref_items = DB_GUA.find_all_data_with_single_sort(
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"模型数据",
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"RankRefs_v0.1",
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{},
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["rank", "score"],
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{"score": -1}
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)
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rank_level = None
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rank_refs = dict()
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for item in rank_ref_items:
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rank_refs = {**rank_refs, **{item['rank']: item['score']}}
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for ref_key in rank_refs:
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if score >= rank_refs[ref_key]:
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rank_level = ref_key
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break
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return rank_level
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