Non-Terrestrial Networks(NTN)can be used to provide emergency voice services in Sixth-Generation(6G)communication systems.However,Internet of Things(Io T)terminals,which comprise restricted bandwidth resources and wea...Non-Terrestrial Networks(NTN)can be used to provide emergency voice services in Sixth-Generation(6G)communication systems.However,Internet of Things(Io T)terminals,which comprise restricted bandwidth resources and weak computing power,which make ensuring high-quality voice services over NTN challenging.Recent advancements in Artificial Intelligence(AI)techniques have been increasingly applied to enhance the audio quality and reduce the bit rate.However,applying models with high computational complexity to Io T terminals is difficult.In this study,we propose a voice-services-over NTN solution including a novel 6G non-terrestrial and ground network integrated framework and a lightweight Large Models(LMs)-driven codec operating at 450 bits per second.We also designed a new voice packet header and deployed an agent on-ground gateway to reduce the bandwidth overhead.The non-standard Session Initiation Protocol header was converted to the standard format while re-encapsulating Internet Protocol and User Datagram Protocol headers,replacing the conventional implementations.Additionally,an operational NTN satellite was used to evaluate the proposed Re Codec.The experimental results demonstrate that the Re Codec decreases the computational complexity by 96.61%while increasing the voice quality by 17.55%when compared with the state-of-the-art mechanisms.Furthermore,the design of the packet header reduced the voice frame header to 50 bytes.展开更多
This study examined the relationship between inclusive leadership and subordinates’upward voice,focusing on the mediating role of psychological safety and the moderating role of collectivism.Data were collected from ...This study examined the relationship between inclusive leadership and subordinates’upward voice,focusing on the mediating role of psychological safety and the moderating role of collectivism.Data were collected from 284 subordinates and supervisors across 11 organizations in China in three cross-lagged waves.Structural equation modeling results indicated that inclusive leadership was associated with subordinates’upward voice via psychological safety.Moreover,collectivism strengthens the association between inclusive leadership and upward voice via psychological safety,leading to a higher upward voice.These findings highlight the importance of inclusive leadership in fostering an environment that promotes open communication and psychological safety between supervisors and subordinates,ultimately enhancing workplace health and well-being.The implications of these findings suggest that management practices should cultivate inclusive leadership behaviors for enhancing psychological safety,and encouraging subordinates to voice their opinions for the overall success of the organization.展开更多
Although substantial research shows the effectiveness of written corrective feedback(WCF)in treating simple grammar structures,more research is still needed to refute Truscott’s claim that WCF may not work on complex...Although substantial research shows the effectiveness of written corrective feedback(WCF)in treating simple grammar structures,more research is still needed to refute Truscott’s claim that WCF may not work on complex grammar structures.Similarly,a previous body of research has shown that the degree of explicitness of feedback moderates the efficacy of WCF.However,most WCF studies have systematically manipulated only direct corrective feedback.The current study was therefore conducted to fill these gaps in the literature.To this end,five intact classes of Functional English were recruited and later randomly assigned to four treatment groups:DCF,DCF+ME,ICF,and ICF+ME,and one control group that received no feedback.All the groups took part in three WCF treatment sessions,during which they wrote two different pieces:a news report and a picture description.Later,only the treatment groups received the WCF.The WCF’s effectiveness was measured by writing tests and grammaticality judgment tasks(GJT).The results demonstrated that WCF helped L2 learners improve their grammatical accuracy of passive voice tenses.The study further showed that the group that received the most explicit type of WCF fared better than the ones that received the least explicit type of WCF.Important pedagogical implications for ESL/EFL teachers are discussed.展开更多
Objectives:By investigating the distinct speech and voice phenotype among TCM constitution for adults,this study aims at providing a convenient and objective methodological reference for judging TCM constitution.Metho...Objectives:By investigating the distinct speech and voice phenotype among TCM constitution for adults,this study aims at providing a convenient and objective methodological reference for judging TCM constitution.Methods:Acoustic analysis and TCM constitution assessment were performed for all 620 participants using Praat software and the CCMQ,respectively.Results:For formant features,the speech duration of special constitution participants was shorter than that of neutral,phlegm-dampness,dampness-heat,Yin-deficiency,or Yang-deficiency participants when pronuncing the vowels/a/,/i/,and/u/.Compare to Yang-deficiency,Qi-deficiency participants had a shorter speech duration when pronucing/i/.For/u/,blood-stasis participants exhibited a lower F1 value than neutral participants.For vocal features,special constitution participants showed higher local jitter than neutral,dampness-heat,and Yang-deficiency participants(for/a/,/i/,and/u/).Higher absolute local jitter than neutral or dampness-heat participants.Compared with neutral or Yang-deficiency participants,special participants owned a higher local shimmer(dB).Special participants had a lower harmonicity autocorrelation than neutral,dampness-heat,or Yang-deficiency participants.Conclusions:Formant features may effectively differentiate special constitution from neutral,phlegm-dampness,dampness-heat,Yin-deficiency,or Yang-deficiency constitutions based on vowel duration measurements(/a/,/i/,/u/).For the vowel/u/,F1 values may help distinguish blood-stasis from neutral constitution.Vocal features appear particularly useful for distinguishing special constitution from neutral,dampness-heat,or Yang-deficiency constitution,with local jitter and harmonicity autocorrelation showing significant discriminatory power.展开更多
Objective:The objective of this study was to compare the effect of nurse and beloved family member’s recording voice on consciousness and physical parameters in patients with coma state.Materials and Methods:A random...Objective:The objective of this study was to compare the effect of nurse and beloved family member’s recording voice on consciousness and physical parameters in patients with coma state.Materials and Methods:A randomized control trial parallel group design was conducted among 45 comatose patients divided into two intervention groups,i.e.nurse voice stimulus group,receiving nurses voice with standard care,family members voice stimulus group receiving their beloved family member voice with standard care and one control group receiving only standard care in medicine intensive care unit.The intervention was provided three times a day,each lasting 5 min for 7 days in addition to standard care.Repeated measure analysis of variance and independent t-test were used to compare within and between groups,respectively.Results:The study found significant differences in Glasgow coma scale(GCS)scores within both the nurse(F=2.78,P=0.042)and family member(F=10.27,P=0.0001)voice stimulus groups over 7 days.Comparing GCS scores between intervention groups showed significant variations before(P=0.028),during(P=0.047),and after(P=0.036)the intervention on day 7.Comparing GCS scores between the family members’voice stimulus group and the control group,significant changes were observed on days 5 and 7(P=0.043,0.030,0.030,and 0.014,0.012,0.012)before,during,and after the intervention.Conclusions:The use of beloved family members’voices proved more effective in elevating the patients’level of consciousness compared to both the nurse voice stimulus group and the control group.展开更多
This study examined the relationship between leader-employee calling congruence on employees’voice behaviour.Participants were 173 leader-employee dyads from the Chinese service industry.They completed online surveys...This study examined the relationship between leader-employee calling congruence on employees’voice behaviour.Participants were 173 leader-employee dyads from the Chinese service industry.They completed online surveys on calling,perceived insider status,and voice behaviour.Results from polynomial regression and response surface analysis showed that employees perceived insider status to be weaker with the low leader-low subordinate calling congruence,and stronger with high leader and high subordinate calling congruence.Employees perceived insider status is stronger in low leader and high subordinate calling incongruence compared with high leader and low subordinate calling incongruence.Perceived insider status plays a mediating role among calling congruence and voice behaviour.This study’sfindings suggest pathways of calling congruence on voice behaviour,which are important for promoting employee voice behaviour and guiding organisational recruitment in the workplace.展开更多
Du Zhanyuan,Standing Committee member of the 14th CPPCC National Committee and CICG president,on how to tell engaging stories about China.AS changes unseen in a century accelerate across the world,cultural exchange an...Du Zhanyuan,Standing Committee member of the 14th CPPCC National Committee and CICG president,on how to tell engaging stories about China.AS changes unseen in a century accelerate across the world,cultural exchange and mutual learning between civilizations are becoming increasingly important.展开更多
This study introduces a novel voice cloning framework driven by Mordukhovich Subdifferential Optimization(MSO)to address the complex multi-objective challenges of pathological speech synthesis in underresourced Lithua...This study introduces a novel voice cloning framework driven by Mordukhovich Subdifferential Optimization(MSO)to address the complex multi-objective challenges of pathological speech synthesis in underresourced Lithuanian language with unique phonemes not present in most pre-trained models.Unlike existing voice synthesis models that often optimize for a single objective or are restricted to major languages,our approach explicitly balances four competing criteria:speech naturalness,speaker similarity,computational efficiency,and adaptability to pathological voice patterns.We evaluate four model configurations combining Lithuanian and English encoders,synthesizers,and vocoders.The hybrid model(English encoder,Lithuanian synthesizer,English vocoder),optimized via MSO,achieved the highest Mean Opinion Score(MOS)of 4.3 and demonstrated superior intelligibility and speaker fidelity.The results confirm that MSO enables effective navigation of trade-offs in multilingual pathological voice cloning,offering a scalable path toward high-quality voice restoration in clinical speech applications.This work represents the first integration of Mordukhovich optimization into pathological TTS,setting a new benchmark for speech synthesis under clinical and linguistic constraints.展开更多
Voice is an important topic in academic writing research.Despite increasing research interest,voice has remained a contentious topic.In the article:On the Use of the Passive and Active Voice in Astrophysics Journal Pa...Voice is an important topic in academic writing research.Despite increasing research interest,voice has remained a contentious topic.In the article:On the Use of the Passive and Active Voice in Astrophysics Journal Papers:With Extensions to other Languages and other Fields,an interesting hypothesis has been put forward:“Writers of methods sections in this field tend to use we+active when they have made a unique procedural choice or have introduced some technical innovation.On the other hand,the passive seems to be used when authors are simply following established or standard procedures.”Based on the existing research,this paper chooses to study the active and passive forms in the methods section of research articles,and we examine the frequency of the active and passive verb forms in the methods section of two linguistics journal articles.And to verify an old hypothesis:The we+active is used for new stuff,while the passive is preferred for old stuff,this paper will examine the we+active forms and passive verb forms the in methods section in two linguistic journal articles.展开更多
Toni Morrison has made great achievements in American literary history. In her famous work Sula, motherhood is an essential theme which has attracted public attention. This essay interprets the abnormal maternal love ...Toni Morrison has made great achievements in American literary history. In her famous work Sula, motherhood is an essential theme which has attracted public attention. This essay interprets the abnormal maternal love provided by silenced black mothers in Sula and the ways for black women to break the silence.展开更多
The quality of experience（ QoE） evaluation model for voice over IP（ VoI P） service is studied to analyze the impact of network parameters on voice quality and monitor voice quality in real-time for operators.First...The quality of experience（ QoE） evaluation model for voice over IP（ VoI P） service is studied to analyze the impact of network parameters on voice quality and monitor voice quality in real-time for operators.Firstly,the influence of some network parameters on the voice quality of VoI P is investigated. Then,a simulation platform for VoI P transmission is built to collect voice data under different network enviornments. According to the simulation results,a new mapping model between these arguments and VoI P voice quality is deduced. Finally,the accuracy of this voice quality evaluation model is examined and the results demanstrate that it has high reliability and feasibility.展开更多
基金supported in part by the Major Key Project of PCL under Grant PCL2023A07the Research and Development Program of China Telecom under Grant T-2025-27。
文摘Non-Terrestrial Networks(NTN)can be used to provide emergency voice services in Sixth-Generation(6G)communication systems.However,Internet of Things(Io T)terminals,which comprise restricted bandwidth resources and weak computing power,which make ensuring high-quality voice services over NTN challenging.Recent advancements in Artificial Intelligence(AI)techniques have been increasingly applied to enhance the audio quality and reduce the bit rate.However,applying models with high computational complexity to Io T terminals is difficult.In this study,we propose a voice-services-over NTN solution including a novel 6G non-terrestrial and ground network integrated framework and a lightweight Large Models(LMs)-driven codec operating at 450 bits per second.We also designed a new voice packet header and deployed an agent on-ground gateway to reduce the bandwidth overhead.The non-standard Session Initiation Protocol header was converted to the standard format while re-encapsulating Internet Protocol and User Datagram Protocol headers,replacing the conventional implementations.Additionally,an operational NTN satellite was used to evaluate the proposed Re Codec.The experimental results demonstrate that the Re Codec decreases the computational complexity by 96.61%while increasing the voice quality by 17.55%when compared with the state-of-the-art mechanisms.Furthermore,the design of the packet header reduced the voice frame header to 50 bytes.
基金supported by the China Postdoctoral Science Foundation(Certificate Number:2024M760126).
文摘This study examined the relationship between inclusive leadership and subordinates’upward voice,focusing on the mediating role of psychological safety and the moderating role of collectivism.Data were collected from 284 subordinates and supervisors across 11 organizations in China in three cross-lagged waves.Structural equation modeling results indicated that inclusive leadership was associated with subordinates’upward voice via psychological safety.Moreover,collectivism strengthens the association between inclusive leadership and upward voice via psychological safety,leading to a higher upward voice.These findings highlight the importance of inclusive leadership in fostering an environment that promotes open communication and psychological safety between supervisors and subordinates,ultimately enhancing workplace health and well-being.The implications of these findings suggest that management practices should cultivate inclusive leadership behaviors for enhancing psychological safety,and encouraging subordinates to voice their opinions for the overall success of the organization.
文摘Although substantial research shows the effectiveness of written corrective feedback(WCF)in treating simple grammar structures,more research is still needed to refute Truscott’s claim that WCF may not work on complex grammar structures.Similarly,a previous body of research has shown that the degree of explicitness of feedback moderates the efficacy of WCF.However,most WCF studies have systematically manipulated only direct corrective feedback.The current study was therefore conducted to fill these gaps in the literature.To this end,five intact classes of Functional English were recruited and later randomly assigned to four treatment groups:DCF,DCF+ME,ICF,and ICF+ME,and one control group that received no feedback.All the groups took part in three WCF treatment sessions,during which they wrote two different pieces:a news report and a picture description.Later,only the treatment groups received the WCF.The WCF’s effectiveness was measured by writing tests and grammaticality judgment tasks(GJT).The results demonstrated that WCF helped L2 learners improve their grammatical accuracy of passive voice tenses.The study further showed that the group that received the most explicit type of WCF fared better than the ones that received the least explicit type of WCF.Important pedagogical implications for ESL/EFL teachers are discussed.
基金supported by the National Natural Science Foundation of China(Nos.81730107 and 81973883)the National Science&Technology Basic Research Project(No.2015FY111700)the Shanghai Pudong New District New Area Project(No.PW2022A-78(WQZ)).
文摘Objectives:By investigating the distinct speech and voice phenotype among TCM constitution for adults,this study aims at providing a convenient and objective methodological reference for judging TCM constitution.Methods:Acoustic analysis and TCM constitution assessment were performed for all 620 participants using Praat software and the CCMQ,respectively.Results:For formant features,the speech duration of special constitution participants was shorter than that of neutral,phlegm-dampness,dampness-heat,Yin-deficiency,or Yang-deficiency participants when pronuncing the vowels/a/,/i/,and/u/.Compare to Yang-deficiency,Qi-deficiency participants had a shorter speech duration when pronucing/i/.For/u/,blood-stasis participants exhibited a lower F1 value than neutral participants.For vocal features,special constitution participants showed higher local jitter than neutral,dampness-heat,and Yang-deficiency participants(for/a/,/i/,and/u/).Higher absolute local jitter than neutral or dampness-heat participants.Compared with neutral or Yang-deficiency participants,special participants owned a higher local shimmer(dB).Special participants had a lower harmonicity autocorrelation than neutral,dampness-heat,or Yang-deficiency participants.Conclusions:Formant features may effectively differentiate special constitution from neutral,phlegm-dampness,dampness-heat,Yin-deficiency,or Yang-deficiency constitutions based on vowel duration measurements(/a/,/i/,/u/).For the vowel/u/,F1 values may help distinguish blood-stasis from neutral constitution.Vocal features appear particularly useful for distinguishing special constitution from neutral,dampness-heat,or Yang-deficiency constitution,with local jitter and harmonicity autocorrelation showing significant discriminatory power.
文摘Objective:The objective of this study was to compare the effect of nurse and beloved family member’s recording voice on consciousness and physical parameters in patients with coma state.Materials and Methods:A randomized control trial parallel group design was conducted among 45 comatose patients divided into two intervention groups,i.e.nurse voice stimulus group,receiving nurses voice with standard care,family members voice stimulus group receiving their beloved family member voice with standard care and one control group receiving only standard care in medicine intensive care unit.The intervention was provided three times a day,each lasting 5 min for 7 days in addition to standard care.Repeated measure analysis of variance and independent t-test were used to compare within and between groups,respectively.Results:The study found significant differences in Glasgow coma scale(GCS)scores within both the nurse(F=2.78,P=0.042)and family member(F=10.27,P=0.0001)voice stimulus groups over 7 days.Comparing GCS scores between intervention groups showed significant variations before(P=0.028),during(P=0.047),and after(P=0.036)the intervention on day 7.Comparing GCS scores between the family members’voice stimulus group and the control group,significant changes were observed on days 5 and 7(P=0.043,0.030,0.030,and 0.014,0.012,0.012)before,during,and after the intervention.Conclusions:The use of beloved family members’voices proved more effective in elevating the patients’level of consciousness compared to both the nurse voice stimulus group and the control group.
基金supported by the Major Research Project of Philosophy and Social Sciences in Universities of Henan Province(2025-JCZD-10)the Natural Science Foundation of Henan Province(242300421311).
文摘This study examined the relationship between leader-employee calling congruence on employees’voice behaviour.Participants were 173 leader-employee dyads from the Chinese service industry.They completed online surveys on calling,perceived insider status,and voice behaviour.Results from polynomial regression and response surface analysis showed that employees perceived insider status to be weaker with the low leader-low subordinate calling congruence,and stronger with high leader and high subordinate calling congruence.Employees perceived insider status is stronger in low leader and high subordinate calling incongruence compared with high leader and low subordinate calling incongruence.Perceived insider status plays a mediating role among calling congruence and voice behaviour.This study’sfindings suggest pathways of calling congruence on voice behaviour,which are important for promoting employee voice behaviour and guiding organisational recruitment in the workplace.
文摘Du Zhanyuan,Standing Committee member of the 14th CPPCC National Committee and CICG president,on how to tell engaging stories about China.AS changes unseen in a century accelerate across the world,cultural exchange and mutual learning between civilizations are becoming increasingly important.
基金funding from the Research Council of Lithuania(LMTLT),agreement No.S-MIP-23-46.
文摘This study introduces a novel voice cloning framework driven by Mordukhovich Subdifferential Optimization(MSO)to address the complex multi-objective challenges of pathological speech synthesis in underresourced Lithuanian language with unique phonemes not present in most pre-trained models.Unlike existing voice synthesis models that often optimize for a single objective or are restricted to major languages,our approach explicitly balances four competing criteria:speech naturalness,speaker similarity,computational efficiency,and adaptability to pathological voice patterns.We evaluate four model configurations combining Lithuanian and English encoders,synthesizers,and vocoders.The hybrid model(English encoder,Lithuanian synthesizer,English vocoder),optimized via MSO,achieved the highest Mean Opinion Score(MOS)of 4.3 and demonstrated superior intelligibility and speaker fidelity.The results confirm that MSO enables effective navigation of trade-offs in multilingual pathological voice cloning,offering a scalable path toward high-quality voice restoration in clinical speech applications.This work represents the first integration of Mordukhovich optimization into pathological TTS,setting a new benchmark for speech synthesis under clinical and linguistic constraints.
文摘Voice is an important topic in academic writing research.Despite increasing research interest,voice has remained a contentious topic.In the article:On the Use of the Passive and Active Voice in Astrophysics Journal Papers:With Extensions to other Languages and other Fields,an interesting hypothesis has been put forward:“Writers of methods sections in this field tend to use we+active when they have made a unique procedural choice or have introduced some technical innovation.On the other hand,the passive seems to be used when authors are simply following established or standard procedures.”Based on the existing research,this paper chooses to study the active and passive forms in the methods section of research articles,and we examine the frequency of the active and passive verb forms in the methods section of two linguistics journal articles.And to verify an old hypothesis:The we+active is used for new stuff,while the passive is preferred for old stuff,this paper will examine the we+active forms and passive verb forms the in methods section in two linguistic journal articles.
文摘Toni Morrison has made great achievements in American literary history. In her famous work Sula, motherhood is an essential theme which has attracted public attention. This essay interprets the abnormal maternal love provided by silenced black mothers in Sula and the ways for black women to break the silence.
基金Supported by China National S&T Major Project(2012ZX03001034MCM 201240113)
文摘The quality of experience（ QoE） evaluation model for voice over IP（ VoI P） service is studied to analyze the impact of network parameters on voice quality and monitor voice quality in real-time for operators.Firstly,the influence of some network parameters on the voice quality of VoI P is investigated. Then,a simulation platform for VoI P transmission is built to collect voice data under different network enviornments. According to the simulation results,a new mapping model between these arguments and VoI P voice quality is deduced. Finally,the accuracy of this voice quality evaluation model is examined and the results demanstrate that it has high reliability and feasibility.
