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@@ -6,17 +6,15 @@ tags:
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  - chemistry
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  - mass-spectrometry
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  - isotopic-patterns
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- - binary-classification
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  - chlorine
 
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  pretty_name: Cl-Containing Compound (MS1 Features)
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  size_categories:
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  - 100K<n<1M
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  source_datasets:
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  - PubChem (molecular formulas)
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  task_categories:
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- - binary-classification
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- task_ids:
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- - binary-classification
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  configs:
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  - config_name: default
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  data_files:
@@ -26,42 +24,22 @@ configs:
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  path: 20%_154568_test_binary.rds
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  dataset_info:
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  features:
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- - name: mz0 # mz of M
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  dtype: float32
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- - name: int2_o_int0 # M+2 / M
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  dtype: float32
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- - name: int1_o_int0 # M+1 / M
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  dtype: float32
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- - name: RI2_RI1 # (M+2/M) - (M+1/M)
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  dtype: float32
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- - name: mz_2_0 # mz(M+2) - mz(M)
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  dtype: float32
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- - name: mz_1_0 # mz(M+1) - mz(M)
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  dtype: float32
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- - name: has_cl # 1=Cl-containing, 0=non-Cl
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  dtype: int8
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  config_name: default
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  ---
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  # Dataset Summary
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- Binary classification of chlorine presence based on simulated MS1 isotopic patterns. MS1 peaks (M, M+1, M+2, M+3, M+4) were simulated for PubChem molecular formulas, and six features were engineered: mz0, int2_o_int0, int1_o_int0, RI2_RI1, mz_2_0, mz_1_0. Label has_cl indicates whether the formula contains chlorine.
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-
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- - Raw counts: 968,442 non-Cl; 386,420 Cl (1Cl: 185,303; 2Cl: 117,566; 3–5Cl: 83,551).
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- - Balancing: downsampled non-Cl to 386,420 → total 772,840.
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- - Splits: train 618,272 (80%), test 154,568 (20%).
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- - Files: 968442_non_cl_filter_S10.rds, 386420_cl_data.rds, 80%_618272_train_binary.rds, 20%_154568_test_binary.rds.
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-
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- ## Citation
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- ```bibtex
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- @article{doi:10.1021/acs.analchem.3c05124,
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- author = {Zhao, Tingting and Wawryk, Nicholas J. P. and Xing, Shipei and Low, Brian and Li, Gigi and Yu, Huaxu and Wang, Yukai and Shen, Qiming and Li, Xing-Fang and Huan, Tao},
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- title = {ChloroDBPFinder: Machine Learning-Guided Recognition of Chlorinated Disinfection Byproducts from Nontargeted LC-HRMS Analysis},
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- journal = {Analytical Chemistry},
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- volume = {96},
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- number = {6},
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- pages = {2590-2598},
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- year = {2024},
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- doi = {10.1021/acs.analchem.3c05124},
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- note = {PMID: 38294426},
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- url = {https://doi.org/10.1021/acs.analchem.3c05124},
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- eprint
 
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  - chemistry
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  - mass-spectrometry
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  - isotopic-patterns
 
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  - chlorine
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+ - tabular
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  pretty_name: Cl-Containing Compound (MS1 Features)
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  size_categories:
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  - 100K<n<1M
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  source_datasets:
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  - PubChem (molecular formulas)
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  task_categories:
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+ - tabular-classification
 
 
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  configs:
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  - config_name: default
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  data_files:
 
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  path: 20%_154568_test_binary.rds
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  dataset_info:
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  features:
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+ - name: mz0
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  dtype: float32
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+ - name: int2_o_int0
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  dtype: float32
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+ - name: int1_o_int0
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  dtype: float32
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+ - name: RI2_RI1
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  dtype: float32
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+ - name: mz_2_0
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  dtype: float32
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+ - name: mz_1_0
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  dtype: float32
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+ - name: has_cl
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  dtype: int8
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  config_name: default
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  ---
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  # Dataset Summary
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+ Binary classification of chlorine presence from simulated MS1 isotopic features (mz0, int2_o_int0, int1_o_int0, RI2_RI1, mz_2_0, mz_1_0). Splits: 80% train (618,272), 20% test