Birr001/mag_limited_z_0.150_spectra
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--- dataset_info: features: - name: VAC_ID dtype: int64 - name: RA dtype: float64 - name: DEC dtype: float64 - name: Z_kcorr dtype: float32 - name: MASS dtype: float32 - name: INTSFH dtype: float32 - name: METS dtype: float32 - name: B300 dtype: float32 - name: B1000 dtype: float32 - name: ABMAGGIES_u dtype: float32 - name: ABMAGGIES_g dtype: float32 - name: ABMAGGIES_r dtype: float32 - name: ABMAGGIES_i dtype: float32 - name: ABMAGGIES_z dtype: float32 - name: ABMAGGIES_J dtype: float32 - name: ABMAGGIES_H dtype: float32 - name: ABMAGGIES_K dtype: float32 - name: ABMAGGIES_IVAR_u dtype: float32 - name: ABMAGGIES_IVAR_g dtype: float32 - name: ABMAGGIES_IVAR_r dtype: float32 - name: ABMAGGIES_IVAR_i dtype: float32 - name: ABMAGGIES_IVAR_z dtype: float32 - name: ABMAGGIES_IVAR_J dtype: float32 - name: ABMAGGIES_IVAR_H dtype: float32 - name: ABMAGGIES_IVAR_K dtype: float32 - name: KCORRECT_u dtype: float32 - name: KCORRECT_g dtype: float32 - name: KCORRECT_r dtype: float32 - name: KCORRECT_i dtype: float32 - name: KCORRECT_z dtype: float32 - name: KCORRECT_J dtype: float32 - name: KCORRECT_H dtype: float32 - name: KCORRECT_K dtype: float32 - name: ABSMAG_u dtype: float32 - name: ABSMAG_g dtype: float32 - name: ABSMAG_r dtype: float32 - name: ABSMAG_i dtype: float32 - name: ABSMAG_z dtype: float32 - name: ABSMAG_J dtype: float32 - name: ABSMAG_H dtype: float32 - name: ABSMAG_K dtype: float32 - name: ABSMAG_IVAR_u dtype: float32 - name: ABSMAG_IVAR_g dtype: float32 - name: ABSMAG_IVAR_r dtype: float32 - name: ABSMAG_IVAR_i dtype: float32 - name: ABSMAG_IVAR_z dtype: float32 - name: ABSMAG_IVAR_J dtype: float32 - name: ABSMAG_IVAR_H dtype: float32 - name: ABSMAG_IVAR_K dtype: float32 - name: MTOL_u dtype: float32 - name: MTOL_g dtype: float32 - name: MTOL_r dtype: float32 - name: MTOL_i dtype: float32 - name: MTOL_z dtype: float32 - name: MTOL_J dtype: float32 - name: MTOL_H dtype: float32 - name: MTOL_K dtype: float32 - name: spectrum struct: - name: flux list: float32 - name: ivar list: float32 - name: lambda list: float32 - name: lsf_sigma list: float32 - name: mask list: bool - name: ra dtype: float32 - name: dec dtype: float32 - name: BESTOBJID dtype: string - name: VDISP dtype: float32 - name: VDISP_ERR dtype: float32 - name: Z_raw dtype: float32 - name: Z_ERR dtype: float32 - name: ZWARNING dtype: bool - name: CLASS dtype: string - name: SOURCETYPE dtype: string - name: object_id dtype: string - name: separation_arcsec dtype: float32 - name: PLUG_RA dtype: float64 - name: PLUG_DEC dtype: float64 splits: - name: test num_bytes: 817228893 num_examples: 13040 - name: train num_bytes: 6534525311 num_examples: 104268 - name: val num_bytes: 824752361 num_examples: 13160 download_size: 6667696289 dataset_size: 8176506565 configs: - config_name: default data_files: - split: test path: data/test-* - split: train path: data/train-* - split: val path: data/val-* ---
数据集信息: 特征字段: - 名称:VAC编号(VAC_ID),数据类型:int64 - 名称:赤经(RA),数据类型:float64 - 名称:赤纬(DEC),数据类型:float64 - 名称:K修正红移(Z_kcorr),数据类型:float32 - 名称:恒星质量(MASS),数据类型:float32 - 名称:积分恒星形成历史(INTSFH),数据类型:float32 - 名称:金属丰度(METS),数据类型:float32 - 名称:B300(B300),数据类型:float32 - 名称:B1000(B1000),数据类型:float32 - 名称:u波段AB通量(ABMAGGIES_u),数据类型:float32 - 名称:g波段AB通量(ABMAGGIES_g),数据类型:float32 - 名称:r波段AB通量(ABMAGGIES_r),数据类型:float32 - 名称:i波段AB通量(ABMAGGIES_i),数据类型:float32 - 名称:z波段AB通量(ABMAGGIES_z),数据类型:float32 - 名称:J波段AB通量(ABMAGGIES_J),数据类型:float32 - 名称:H波段AB通量(ABMAGGIES_H),数据类型:float32 - 名称:K波段AB通量(ABMAGGIES_K),数据类型:float32 - 名称:u波段AB通量逆方差(ABMAGGIES_IVAR_u),数据类型:float32 - 名称:g波段AB通量逆方差(ABMAGGIES_IVAR_g),数据类型:float32 - 名称:r波段AB通量逆方差(ABMAGGIES_IVAR_r),数据类型:float32 - 名称:i波段AB通量逆方差(ABMAGGIES_IVAR_i),数据类型:float32 - 名称:z波段AB通量逆方差(ABMAGGIES_IVAR_z),数据类型:float32 - 名称:J波段AB通量逆方差(ABMAGGIES_IVAR_J),数据类型:float32 - 名称:H波段AB通量逆方差(ABMAGGIES_IVAR_H),数据类型:float32 - 名称:K波段AB通量逆方差(ABMAGGIES_IVAR_K),数据类型:float32 - 名称:u波段K校正值(KCORRECT_u),数据类型:float32 - 名称:g波段K校正值(KCORRECT_g),数据类型:float32 - 名称:r波段K校正值(KCORRECT_r),数据类型:float32 - 名称:i波段K校正值(KCORRECT_i),数据类型:float32 - 名称:z波段K校正值(KCORRECT_z),数据类型:float32 - 名称:J波段K校正值(KCORRECT_J),数据类型:float32 - 名称:H波段K校正值(KCORRECT_H),数据类型:float32 - 名称:K波段K校正值(KCORRECT_K),数据类型:float32 - 名称:u波段绝对星等(ABSMAG_u),数据类型:float32 - 名称:g波段绝对星等(ABSMAG_g),数据类型:float32 - 名称:r波段绝对星等(ABSMAG_r),数据类型:float32 - 名称:i波段绝对星等(ABSMAG_i),数据类型:float32 - 名称:z波段绝对星等(ABSMAG_z),数据类型:float32 - 名称:J波段绝对星等(ABSMAG_J),数据类型:float32 - 名称:H波段绝对星等(ABSMAG_H),数据类型:float32 - 名称:K波段绝对星等(ABSMAG_K),数据类型:float32 - 名称:u波段绝对星等逆方差(ABSMAG_IVAR_u),数据类型:float32 - 名称:g波段绝对星等逆方差(ABSMAG_IVAR_g),数据类型:float32 - 名称:r波段绝对星等逆方差(ABSMAG_IVAR_r),数据类型:float32 - 名称:i波段绝对星等逆方差(ABSMAG_IVAR_i),数据类型:float32 - 名称:z波段绝对星等逆方差(ABSMAG_IVAR_z),数据类型:float32 - 名称:J波段绝对星等逆方差(ABSMAG_IVAR_J),数据类型:float32 - 名称:H波段绝对星等逆方差(ABSMAG_IVAR_H),数据类型:float32 - 名称:K波段绝对星等逆方差(ABSMAG_IVAR_K),数据类型:float32 - 名称:u波段质量-光度比(MTOL_u),数据类型:float32 - 名称:g波段质量-光度比(MTOL_g),数据类型:float32 - 名称:r波段质量-光度比(MTOL_r),数据类型:float32 - 名称:i波段质量-光度比(MTOL_i),数据类型:float32 - 名称:z波段质量-光度比(MTOL_z),数据类型:float32 - 名称:J波段质量-光度比(MTOL_J),数据类型:float32 - 名称:H波段质量-光度比(MTOL_H),数据类型:float32 - 名称:K波段质量-光度比(MTOL_K),数据类型:float32 - 名称:光谱(spectrum)结构体: - 名称:通量(flux),类型:float32数组 - 名称:逆方差(ivar),类型:float32数组 - 名称:波长(lambda),类型:float32数组 - 名称:线扩散函数标准差(lsf_sigma),类型:float32数组 - 名称:掩码(mask),类型:bool数组 - 名称:赤经(ra),数据类型:float32 - 名称:赤纬(dec),数据类型:float32 - 名称:最佳目标ID(BESTOBJID),数据类型:字符串 - 名称:视向速度弥散(VDISP),数据类型:float32 - 名称:视向速度弥散误差(VDISP_ERR),数据类型:float32 - 名称:原始红移(Z_raw),数据类型:float32 - 名称:红移误差(Z_ERR),数据类型:float32 - 名称:红移警告标记(ZWARNING),数据类型:bool - 名称:天体分类(CLASS),数据类型:字符串 - 名称:源类型(SOURCETYPE),数据类型:字符串 - 名称:目标ID(object_id),数据类型:字符串 - 名称:角秒级分离度(separation_arcsec),数据类型:float32 - 名称:插头坐标赤经(PLUG_RA),数据类型:float64 - 名称:插头坐标赤纬(PLUG_DEC),数据类型:float64 分割集: - 名称:测试集(test),字节大小:817228893,样本数量:13040 - 名称:训练集(train),字节大小:6534525311,样本数量:104268 - 名称:验证集(val),字节大小:824752361,样本数量:13160 下载总大小:6667696289字节,数据集总大小:8176506565字节 配置项: - 配置名称:默认配置(default),数据文件路径: - 测试集:data/test-* - 训练集:data/train-* - 验证集:data/val-*



