Article(id=1321170560772591761, tenantId=1146029695717560320, journalId=1319373219989389464, issueId=1321170520196895605, articleNumber=null, orderNo=null, doi=10.11847/zgggws1144333, pmid=null, cstr=null, oa=null, hot=null, price=null, onlineType=0, articleFormat=0, articleType=null, articleTypeStr=null, receivedDate=1709481600000, receivedDateStr=2024-03-04, revisedDate=1726761600000, revisedDateStr=2024-09-20, acceptedDate=1732636800000, acceptedDateStr=2024-11-27, onlineDate=1792921207849, onlineDateStr=2026-10-25, pubDate=1741536000000, pubDateStr=2025-03-10, doiRegisterDate=null, doiRegisterDateStr=null, onlineIssueDate=1792921207849, onlineIssueDateStr=2026-10-25, onlineJustAcceptDate=null, onlineJustAcceptDateStr=null, onlineFirstDate=null, onlineFirstDateStr=null, sourceXml=null, magXml=null, createTime=1792921207849, creator=13701087609, updateTime=1792921207849, updator=13701087609, issue=Issue{id=1321170520196895605, tenantId=1146029695717560320, journalId=1319373219989389464, year='2025', volume='41', issue='3', pageStart='257', pageEnd='384', issueExtLink='null', onlineDate='null', pubDate='1741536000000', pubDateStr='2025-03-10', beforeIssueId=null, nextIssueId=null, price=null, status=1, issueComplete=1, articleOrder=1, issueType=-1, specialIssue=null, createTime=1792921198175, creator='13701087609', updateTime=1792921198175, updator='13701087609', preIssue=null, nextIssue=null, articleTotal=null, ext=null, issueFiles=null, downloadFileDto=null}, startPage=360, endPage=365, ext={EN=ArticleExt(id=1321170560994889874, articleId=1321170560772591761, tenantId=1146029695717560320, journalId=1319373219989389464, language=EN, title=Mask suitability recommendation based on facial image key feature dimension recognition, columnId=1320427686514770171, journalTitle=Chinese Journal of Public Health, columnName=Survey and Report, runingTitle=null, highlight=null, articleAbstract=
Objective To develop a mask suitability correlation model based on facial features extracted from facial images using facial recognition technology, enabling rapid mask recommendations for users and reducing infection risk.
Methods Frontal facial photographs of volunteers were collected, and mask sealing performance tests were conducted to obtain facial feature dimensions and mask suitability data. Dimensionality reduction and clustering were applied to the facial feature data, and a correlation model was established between facial clusters and mask sealing performance data. This model facilitates rapid mask recommendations based on facial images.
Results Facial image data from 245 volunteers were collected. Each volunteer randomly selected 2–3 masks from five common types for sealing performance tests, resulting in a total of 589 mask sealing performance data points, with each mask type tested 115–125 times. Statistical analysis revealed that two masks, ENVIP3DF (84.3%) and 801-N95 (68.9%), had higher passing rates, with a statistically significant difference (χ2=127.546, P<0.05). The majority of the data was used for model training, and a small portion was used for validation. Validation results showed that for volunteer 1, the test scores and recommendation degrees for two randomly selected masks were ENVIP3DF (200, 95.0%) and 801-N95 (145, 94.6%), respectively; for volunteer 5, the scores and recommendation degrees were 801-N95 (152, 64.7%) and 9132 (52, 39.4%), respectively. For each volunteer, there was a significant positive correlation between the actual mask sealing performance test score and the proposed mask suitability recommendation correlation model (r=0.642, P<0.05). The proposed method can accurately predict mask sealing test results based on facial image processing data.
Conclusions This method can rapidly recommend optimal masks based on facial images and is suitable for emergencies or situations where standard mask sealing performance testing is inconvenient.
, authors=Xinjin YANG
1, Weiqun XIE
1, Zhenyu HUANG
1, Yixiong SHEN
1, Lin YE
1, Hai LI
2, Zhuobo YANG
2, Zhu LIAO
2, Simi LI
3, authorsList=Xinjin YANG, Weiqun XIE, Zhenyu HUANG, Yixiong SHEN, Lin YE, Hai LI, Zhuobo YANG, Zhu LIAO, Simi LI, authorCompany=null, correspAuthors=Zhu LIAO, authorNote=null, correspAuthorsNote=
, copyrightStatement=Copyright © 2025 Chinese Journal of Public Health. All rights reserved., copyrightOwner=null, extLink=null, articleAbsUrl=null, sourceXml=null, magXml=null, pdfUrl=null, pdf=null, pdfFileSize=null, pdfExtLink=null, richHtmlUrl=null, mobilePdfUrl=null, reviewReport=null, pdfFirstPage=null, abstractGraph=null, abstractGraphContent=null, abstractVideo=null, citation=null, cebUrl=null, magXmlContent=null, mapNumber=null, fund=null), CN=ArticleExt(id=1321170567319900344, articleId=1321170560772591761, tenantId=1146029695717560320, journalId=1319373219989389464, language=CN, title=基于人脸图像关键特征尺寸识别的口罩适用性推荐研究, columnId=1320427686770622717, journalTitle=中国公共卫生, columnName=调查报告与分析, runingTitle=null, highlight=null, articleAbstract=
目的 通过人脸图像特征识别获取人脸关键特征尺寸,进而基于特征尺寸构建口罩适用性关联模型,为用户快速推荐适宜的口罩,从而降低感染风险。
方法 采集志愿者的正面人脸照片并进行口罩密闭性能测试,以获取面部特征尺寸信息和口罩适用性数据。对面部特征尺寸样本数据进行降维和聚类处理,进而构建面部聚类与口罩密闭性能测试数据之间的关联模型。通过该模型实现基于人脸图片的口罩快速推荐。
结果 共采集了245名志愿者的人脸图像数据,每位志愿者从5款常见口罩中随机挑选2~3款口罩进行密闭性测试,得到总计589条口罩密闭性能测试数据,每款口罩的测试数量在115~125次。经统计分析,其中两款口罩ENVIP3DF(84.3%)和801-N95(68.9%)的测试通过率较高,差异有统计学意义(χ2=127.546,P<0.05)。采用大部分数据进行模型训练、少量数据作为检验。检验结果显示,第一位志愿者对随机两款口罩的测试得分和推荐度分别为ENVIP3DF(200,95.0%)和801-N95(145,94.6%);第5位志愿者对随机两款口罩的测试得分和推荐度分别为 801-N95(152,64.7%)和 9132(52,39.4%)。对于每位志愿者来说,口罩的实际密闭性能测试得分与所提出的口罩适用性推荐关联模型之间存在显著正相关(r=0.642,P<0.05),所提方法可根据人脸图像处理数据准确预测口罩密闭性测试结果。
结论 该方法能够基于人脸图片快速推荐最佳口罩,适用于紧急情况或不便采用标准口罩密闭性测试的场合。
, authors=杨新金
1, 谢伟群
1, 黄振宇
1, 沈逸雄
1, 叶霖
1, 李海
2, 杨倬波
2, 廖祝
2, *, *, 李思米
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杨新金(1983—), 主管医师,学士,研究方向:传染病预防控制和突发公共卫生事件应急管理
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Schematic diagram of human facial feature dimensions: (1) nasal bridge width;(2) zygomatic width;(3) nostril width ;(4) Mandible length, (5) Mandible angle, (6) Jaw width, (7) Jaw angle, figureFileSmall=/sHtokfcilHD30UQQ5rU3Q==, figureFileBig=uYy6SS5BuB9Q7jDxrQeQ+g==, tableContent=null), ArticleFig(id=1321170904986530522, tenantId=1146029695717560320, journalId=1319373219989389464, articleId=1321170560772591761, language=CN, label=图1, caption=
人体面部特征尺寸示意:(1)鼻梁宽度;(2)颧骨宽度;(3)鼻翼宽度;(4)下颌角宽度;(5)下颌角度数;(6)下巴宽度;(7)下巴角度, figureFileSmall=/sHtokfcilHD30UQQ5rU3Q==, figureFileBig=uYy6SS5BuB9Q7jDxrQeQ+g==, tableContent=null), ArticleFig(id=1321170905124942555, tenantId=1146029695717560320, journalId=1319373219989389464, articleId=1321170560772591761, language=EN, label=Fig.2, caption=
Schematic diagram of the PCA dimensionality reduction algorithm, figureFileSmall=6Zd5uG9BYjO1CKFZMGMkpw==, figureFileBig=M/Wx+51F0kgYtxhCaZjk8w==, tableContent=null), ArticleFig(id=1321170905187857116, tenantId=1146029695717560320, journalId=1319373219989389464, articleId=1321170560772591761, language=CN, label=图2, caption=
PCA降维算法原理示意, figureFileSmall=6Zd5uG9BYjO1CKFZMGMkpw==, figureFileBig=M/Wx+51F0kgYtxhCaZjk8w==, tableContent=null), ArticleFig(id=1321170905267548893, tenantId=1146029695717560320, journalId=1319373219989389464, articleId=1321170560772591761, language=EN, label=Fig.3, caption=
Process of mask suitability recommendation method based on human facial characteristic dimensions, figureFileSmall=Y0ANDLUv1C3ad4wKb5AvWA==, figureFileBig=QNB3SWeMchQW8BSafgms6A==, tableContent=null), ArticleFig(id=1321170905355629278, tenantId=1146029695717560320, journalId=1319373219989389464, articleId=1321170560772591761, language=CN, label=图3, caption=
基于人体面部特征尺寸的口罩适用性推荐方法过程, figureFileSmall=Y0ANDLUv1C3ad4wKb5AvWA==, figureFileBig=QNB3SWeMchQW8BSafgms6A==, tableContent=null), ArticleFig(id=1321170905439515359, tenantId=1146029695717560320, journalId=1319373219989389464, articleId=1321170560772591761, language=EN, label=Fig.4, caption=
Proportion of data information contained when reducing the dimensionality to different numbers of dimensions, figureFileSmall=tCBbeIriZv2vrKCmkRAyAQ==, figureFileBig=CCBgxPmwXtoUuLDIWcHjuA==, tableContent=null), ArticleFig(id=1321170905535984352, tenantId=1146029695717560320, journalId=1319373219989389464, articleId=1321170560772591761, language=CN, label=图4, caption=
降维到不同维度数时包含的数据信息量构成比, figureFileSmall=tCBbeIriZv2vrKCmkRAyAQ==, figureFileBig=CCBgxPmwXtoUuLDIWcHjuA==, tableContent=null), ArticleFig(id=1321170905636647649, tenantId=1146029695717560320, journalId=1319373219989389464, articleId=1321170560772591761, language=EN, label=Fig.5, caption=
Changes in performance indicators SSE and S with the number of clusters K, figureFileSmall=2RaTzKeMr8qM3v0PHviPfg==, figureFileBig=l9hlyk6NU6Eto58wj5gZXA==, tableContent=null), ArticleFig(id=1321170905758282466, tenantId=1146029695717560320, journalId=1319373219989389464, articleId=1321170560772591761, language=CN, label=图5, caption=
性能指标SSE和S随聚类数K值的变化, figureFileSmall=2RaTzKeMr8qM3v0PHviPfg==, figureFileBig=l9hlyk6NU6Eto58wj5gZXA==, tableContent=null), ArticleFig(id=1321170905867334371, tenantId=1146029695717560320, journalId=1319373219989389464, articleId=1321170560772591761, language=EN, label=Fig.6, caption=
Two-dimensional visualization of the clustering results, figureFileSmall=1YwRMyoidcoilDB7IPwPKg==, figureFileBig=oa/K/QlpzjsU18qjIi3d+g==, tableContent=null), ArticleFig(id=1321170905938637540, tenantId=1146029695717560320, journalId=1319373219989389464, articleId=1321170560772591761, language=CN, label=图6, caption=
聚类结果在二维上的展示, figureFileSmall=1YwRMyoidcoilDB7IPwPKg==, figureFileBig=oa/K/QlpzjsU18qjIi3d+g==, tableContent=null), ArticleFig(id=1321170906014135013, tenantId=1146029695717560320, journalId=1319373219989389464, articleId=1321170560772591761, language=EN, label=Fig.7, caption=
Average score results of masks, figureFileSmall=yEJ5+eFtSUfSwkNfXRoN0Q==, figureFileBig=G6Cc8i7pII0Rcm7GSojlNQ==, tableContent=null), ArticleFig(id=1321170907691856614, tenantId=1146029695717560320, journalId=1319373219989389464, articleId=1321170560772591761, language=CN, label=图7, caption=
口罩平均得分结果, figureFileSmall=yEJ5+eFtSUfSwkNfXRoN0Q==, figureFileBig=G6Cc8i7pII0Rcm7GSojlNQ==, tableContent=null), ArticleFig(id=1321170907758965479, tenantId=1146029695717560320, journalId=1319373219989389464, articleId=1321170560772591761, language=EN, label=Tab.1, caption=
Common mask types and parameters
, figureFileSmall=null, figureFileBig=null, tableContent=
| 种类 |  ENVIP3DF |  9132 |  N95-01型 |  N95(折叠式) |  801-N95 |
|---|
| 佩戴方式 | 头戴式 | 头戴式 | 耳带式 | 耳带式 | 头戴式 |
| 防护等级 | FFP3 | N95 | KN95 | KN95 | N95 |
| 认证标准 | EN149:2001 | NIOSH N95 | GB 2626—2006 | GB 2626—2006 | NIOSH N95 |
| 大小 | 均码 | 均码 | 均码 | 均码 | 均码 |
| 形状 | 杯状 | 折叠 | 折叠 | 折叠 | 折叠 |
| 产地 | 欧洲 | 中国 | 中国 | 中国 | 中国 |
), ArticleFig(id=1321170907905766120, tenantId=1146029695717560320, journalId=1319373219989389464, articleId=1321170560772591761, language=CN, label=表1, caption=
常用口罩种类和参数
, figureFileSmall=null, figureFileBig=null, tableContent=
| 种类 |  ENVIP3DF |  9132 |  N95-01型 |  N95(折叠式) |  801-N95 |
|---|
| 佩戴方式 | 头戴式 | 头戴式 | 耳带式 | 耳带式 | 头戴式 |
| 防护等级 | FFP3 | N95 | KN95 | KN95 | N95 |
| 认证标准 | EN149:2001 | NIOSH N95 | GB 2626—2006 | GB 2626—2006 | NIOSH N95 |
| 大小 | 均码 | 均码 | 均码 | 均码 | 均码 |
| 形状 | 杯状 | 折叠 | 折叠 | 折叠 | 折叠 |
| 产地 | 欧洲 | 中国 | 中国 | 中国 | 中国 |
), ArticleFig(id=1321170908039983849, tenantId=1146029695717560320, journalId=1319373219989389464, articleId=1321170560772591761, language=EN, label=Tab.2, caption=
OSHA fit test method steps
, figureFileSmall=null, figureFileBig=null, tableContent=
| 测试动作 | 描述 |
|---|
| 正常呼吸60 s | 按照正常的呼吸频率和深度呼吸 |
| 深呼吸60 s | 按照最大呼吸量呼吸 |
| 左右转头60 s | 左右转头至尽头时,停住呼吸一次,再转向另外一侧,往复进行 |
| 上下转头60 s | 上下转头至尽头时,停住呼吸一次,再转向另外一侧,往复进行 |
| 朗读60 s | 大声说话 |
| 咧嘴笑15 s | 控制面部肌肉使面部扭曲 |
| 弯腰60 s | 弯腰至90°时,停住呼吸一次,再直立,停住呼吸一次,往复进行 |
| 再次正常呼吸60 s | 按照正常的呼吸频率和深度进行呼吸 |
), ArticleFig(id=1321170908107092714, tenantId=1146029695717560320, journalId=1319373219989389464, articleId=1321170560772591761, language=CN, label=表2, caption=
OSHA密合性检验法测试步骤
, figureFileSmall=null, figureFileBig=null, tableContent=
| 测试动作 | 描述 |
|---|
| 正常呼吸60 s | 按照正常的呼吸频率和深度呼吸 |
| 深呼吸60 s | 按照最大呼吸量呼吸 |
| 左右转头60 s | 左右转头至尽头时,停住呼吸一次,再转向另外一侧,往复进行 |
| 上下转头60 s | 上下转头至尽头时,停住呼吸一次,再转向另外一侧,往复进行 |
| 朗读60 s | 大声说话 |
| 咧嘴笑15 s | 控制面部肌肉使面部扭曲 |
| 弯腰60 s | 弯腰至90°时,停住呼吸一次,再直立,停住呼吸一次,往复进行 |
| 再次正常呼吸60 s | 按照正常的呼吸频率和深度进行呼吸 |
), ArticleFig(id=1321170908174201579, tenantId=1146029695717560320, journalId=1319373219989389464, articleId=1321170560772591761, language=EN, label=Tab.3, caption=
Mask test results
, figureFileSmall=null, figureFileBig=null, tableContent=
| 款式 | 总计/次 | 构成比/% | 未通过数/次 | 通过数/次 | 通过率/% |
|---|
| ENVIP3DF | 115 | 19.5 | 18 | 97 | 84.3 |
| 9132 | 116 | 19.7 | 87 | 29 | 25.0 |
| N95-01型 | 117 | 19.9 | 80 | 37 | 31.6 |
| N95(折叠式) | 125 | 21.2 | 82 | 43 | 34.4 |
| 801-N95 | 116 | 19.7 | 36 | 80 | 68.9 |
| 合计 | 589 | 100.0 | 303 | 286 | 48.6 |
), ArticleFig(id=1321170908253893356, tenantId=1146029695717560320, journalId=1319373219989389464, articleId=1321170560772591761, language=CN, label=表3, caption=
口罩测试情况
, figureFileSmall=null, figureFileBig=null, tableContent=
| 款式 | 总计/次 | 构成比/% | 未通过数/次 | 通过数/次 | 通过率/% |
|---|
| ENVIP3DF | 115 | 19.5 | 18 | 97 | 84.3 |
| 9132 | 116 | 19.7 | 87 | 29 | 25.0 |
| N95-01型 | 117 | 19.9 | 80 | 37 | 31.6 |
| N95(折叠式) | 125 | 21.2 | 82 | 43 | 34.4 |
| 801-N95 | 116 | 19.7 | 36 | 80 | 68.9 |
| 合计 | 589 | 100.0 | 303 | 286 | 48.6 |
), ArticleFig(id=1321170908333585133, tenantId=1146029695717560320, journalId=1319373219989389464, articleId=1321170560772591761, language=EN, label=Tab.4, caption=
Masks test score and fitness recommendation prediction results
, figureFileSmall=null, figureFileBig=null, tableContent=
| 测试对象 | ENVIP3DF | 801-N95 | N95(折叠式) | 9132 | N95-01型 |
|---|
| 1 | 200/95.0 | 145/94.6 | —/35.0 | —/85.8 | —/43.5 |
| 2 | —/35.0 | —/95.0 | 143/55.8 | —/73.5 | 180/60.2 |
| 3 | —/95.0 | 174/64.5 | —/56.6 | —/35.0 | 114/52.3 |
| 4 | —/95.0 | —/65.6 | 18/40.2 | —/35.0 | 179/50.8 |
| 5 | —/95.0 | 152/64.7 | —/ 51.6 | 52/39.4 | —/35.0 |
), ArticleFig(id=1321170908400693998, tenantId=1146029695717560320, journalId=1319373219989389464, articleId=1321170560772591761, language=CN, label=表4, caption=
口罩测试得分/适用性推荐预测结果/%
, figureFileSmall=null, figureFileBig=null, tableContent=
| 测试对象 | ENVIP3DF | 801-N95 | N95(折叠式) | 9132 | N95-01型 |
|---|
| 1 | 200/95.0 | 145/94.6 | —/35.0 | —/85.8 | —/43.5 |
| 2 | —/35.0 | —/95.0 | 143/55.8 | —/73.5 | 180/60.2 |
| 3 | —/95.0 | 174/64.5 | —/56.6 | —/35.0 | 114/52.3 |
| 4 | —/95.0 | —/65.6 | 18/40.2 | —/35.0 | 179/50.8 |
| 5 | —/95.0 | 152/64.7 | —/ 51.6 | 52/39.4 | —/35.0 |
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