VR Privacy-ISMAR 2026

Dear participant,

Thank you for your interest in our research study on VR Shopping Assistant Experience. Before proceeding with the survey, please carefully read the following information:

This research is being conducted by researchers at the University of Cambridge to understand consumer preferences for different types of shopping assistants in virtual reality shopping environments and their impact on shopping experiences.

This study has been reviewed and approved by the Cambridge University Ethics Committee in accordance with the university's ethical guidelines and standards.

Your Participation
1.Your participation in this survey is entirely voluntary
2.You may withdraw from the study at any time without providing a reason
3.The survey will take approximately [15-20] minutes to complete
4.There are no known risks associated with participating in this study

Data Protection and Confidentiality
1.All data collected will be anonymized and treated confidentially
2.Your responses will be used solely for research purposes
3.Data will be stored securely in accordance with the University of Cambridge data protection policies
4.Results may be published in academic journals or presented at conferences, but no personally identifiable information will be included

1.You have read and understood the information provided
2.You voluntarily agree to participate in this study
3.You understand how your data will be used
4.You are at least 18 years of age
5.If you do not wish to participate, please close this browser window.

Consent
By clicking the "Next Page" button below, you confirm that:

①Basic Demographic Information
What is your age group? [Single Choice] 
What is your gender? [Single Choice]
What is your education level? [Single Choice]
What is your Major? [Single Choice]
Country/Region: [Fill in the blank]
②CurrentShopping Habits
Have you purchased luxury products (like LV, Gucci) before?
When do you usually buy the luxury products?
When buying luxury goods, would you feel respected if a sales assistant was provided specifically for you? [Single Choice] 
Do you like to ask shopping assistants for help when you are shopping offline in the supermarket? [Single Choice] 
What is the most necessary sequence for the shopping assistant service? [Please Rank]    
How often do you shop online weekly? [Single Choice] 
Which e-commerce platform do you use most frequently? [Single Choice]
③Current VR Usage Experience
Are you familiar with virtual reality technology?
What is your attitude towards shopping in VR environments? (1-7 scale) [Single Choice]
What products are most suitable for VR shopping? [Multiple Choice]
For VR shopping environments, which type do you prefer? [Single Choice]
For VR product presentation, which type do you prefer? [Single Choice]
For VR shopping assistant interaction, which type do you prefer (throughout the process)? [Single Choice]
Which feature is most necessary for VR shopping assistant? [Please rank]
④Human VR Video Shopping Guide Scenario Assessment
1️⃣1
1️⃣Experiment Number
1️⃣Your Assistant Type
📋 IUIPC Test量表（Collection信息收集关注、Control控制权关注、Awareness知晓权关注） (1 Not at all - 7 Extremely)
  • 1 Not Agree
  • 2
  • 3
  • 4
  • 5
  • 6
  • 7 Very Agree
我担心VR购物助手收集了过多关于我的个人信息。I am concerned that VR shopping assistant collects too much personal information about me.
在VR购物时，我应该能够控制我的个人信息如何被使用。When shopping in VR, I should have control over how my personal information is used.
VR购物助手应该清楚地告知我，它们如何使用我收集的个人数据。VR shopping assistant should clearly disclose how they use the personal data they collect from me.
📋 CFIP Test量表（Collection未授权收集、Errors数据准确性、Unauthorized Secondary Use未授权二次使用、Improper Access不当访问） (1 Not at all - 7 Extremely)
  • 1 Not Agree
  • 2
  • 3
  • 4
  • 5
  • 6
  • 7 Very Agree
我担心VR购物助手在未经我同意的情况下收集我的购物信息。I am concerned that VR shopping assistant collects my shopping information without my consent.
我担心VR购物助手存储的关于我的信息可能不准确。I am concerned that the information about me stored by VR shopping platforms may be inaccurate.
我担心VR购物助手会将我的购买记录用于其他目的（如广告推送），而未经我的授权。I am concerned that VR shopping assistant will use my purchase records for other purposes (such as targeted advertising) without my authorization.
我担心未经授权的人员（如其他用户或导购）可能访问我的敏感购物信息。I am concerned that unauthorized individuals (such as other users or shopping assistants) may access my sensitive shopping information.
1️⃣NASA工作负荷指数 (NASA Task Load Index, NASA-TLX)
  • 1 Not Agree
  • 2
  • 3
  • 4
  • 5
  • 6
  • 7 Very Agree
心理需求 (Mental Demand): 任务的心理需求程度有多高？感觉需要花很多心思在上面 (How mentally demanding was the task?)
体力需求 (Physical Demand): 任务的体力需求程度有多高？感觉需要花很多体力在上面 (How physically demanding was the task?)
时间需求 (Temporal Demand): 完成任务的时间压力有多大？ (How hurried or rushed was the pace of the task?)
绩效 (Performance): 你在完成任务方面的成功程度如何？感觉自己掌握任务了吗？ (How successful were you in accomplishing what you were asked to do?)
努力 (Effort): 为了达到你的绩效水平，你需要付出多大努力？自己的努力程度？ (How hard did you have to work to accomplish your level of performance?)
挫败感 (Frustration Level): 在任务过程中，你感到多大程度的不安、沮丧、恼怒、压力和烦躁？ (How insecure, discouraged, irritated, stressed, and annoyed did you feel during the task?)
1️⃣隐私侵犯六大因素评估表
  • 1 Not Agree
  • 2
  • 3
  • 4
  • 5
  • 6
  • 7 Very Agree
我觉得这个助手的spatial proximity 会侵犯我的隐私
我觉得这个助手的physical contact 会侵犯我的隐私
我觉得这个助手的gaze behavior 会侵犯我的隐私
我觉得这个助手的privacy data type 会侵犯我的隐私
我觉得这个助手的notification timing 会侵犯我的隐私
我觉得这个助手的privacy notificatino style 会侵犯我的隐私
1️⃣方法1请回答:
Method 1: Please answer:
  • 1 Not Agree
  • 2
  • 3
  • 4
  • 5
  • 6
  • 7 Very Agree
我感觉与这一个导购人员互动的过程很沉浸 I feel that the interaction process with this shopping guide is very immersive
与这种类型的导购互动让我能够保持高度集中的注意力 Interacting with this type of shopping guide allows me to maintain highly focused attention
与这种类型的导购互动让我不容易被转移注意力 Interacting with this type of shopping guide makes it difficult for my attention to be diverted
我能够轻松容易的和导购人员互动 I can interact with the shopping guide easily and effortlessly
我能够充分理解导购人员的各种行为 I can fully understand the various behaviors of the shopping guide
这个导购人员和我的互动很自然就像线下实体店真实的工作人员那样 This shopping guide's interaction with me feels natural, just like a real staff member in a physical store
导购人员表现得过于真实让我感到不舒服 The shopping guide appears too realistic which makes me uncomfortable
这种类型的导购人员可能会侵犯我的隐私 This type of shopping guide might invade my privacy
导购人员的互动行为自然和流畅 The shopping guide's interactive behavior is natural and smooth
导购人员可以帮我提高购物效率 The shopping guide can help improve my shopping efficiency
我对这个导购人员服务的信任度 My level of trust in this shopping guide's service
在VR购物中我对这个导购人员的接受程度 My level of acceptance of this shopping guide in VR shopping
我会在所有购物场合（生活用品，奢侈品，尴尬商品等）采用相同类型的这个导购 I would use the same type of shopping guide for all shopping occasions (daily necessities, luxury goods, embarrassing products, etc.)
我会在所有不同的购物阶段（欢迎，推销，结账，退款等）采用相同类型的这个导购 I would use the same type of shopping guide for all different shopping stages (welcome, promotion, checkout, refund, etc.)
即使需要额外付费，我也愿意采用这个类型的导购 Even if it requires additional payment, I am willing to use this type of shopping guide
后续VR购物中我还愿意长期使用这个类型的导购人员 I am willing to use this type of shopping guide for the long term in future VR shopping
我更希望在任意场合和任意时间根据我的需要切换不同的导购人员 I prefer to switch between different shopping guides according to my needs at any occasion and time
这个类型的导购人员在VR购物中的存在很有必要 The existence of this type of shopping guide in VR shopping is very necessary
整体购物趣味性 Overall shopping enjoyment
整体购物满意度 Overall shopping satisfaction
2️⃣2
2️⃣Experiment Number
2️⃣Your Assistant Type
📋 IUIPC Test量表（Collection信息收集关注、Control控制权关注、Awareness知晓权关注） (1 Not at all - 7 Extremely)
  • 1 Not Agree
  • 2
  • 3
  • 4
  • 5
  • 6
  • 7 Very Agree
我担心VR购物助手收集了过多关于我的个人信息。I am concerned that VR shopping assistant collects too much personal information about me.
在VR购物时，我应该能够控制我的个人信息如何被使用。When shopping in VR, I should have control over how my personal information is used.
VR购物助手应该清楚地告知我，它们如何使用我收集的个人数据。VR shopping assistant should clearly disclose how they use the personal data they collect from me.
📋 CFIP Test量表（Collection未授权收集、Errors数据准确性、Unauthorized Secondary Use未授权二次使用、Improper Access不当访问） (1 Not at all - 7 Extremely)
  • 1 Not Agree
  • 2
  • 3
  • 4
  • 5
  • 6
  • 7 Very Agree
我担心VR购物助手在未经我同意的情况下收集我的购物信息。I am concerned that VR shopping assistant collects my shopping information without my consent.
我担心VR购物助手存储的关于我的信息可能不准确。I am concerned that the information about me stored by VR shopping platforms may be inaccurate.
我担心VR购物助手会将我的购买记录用于其他目的（如广告推送），而未经我的授权。I am concerned that VR shopping assistant will use my purchase records for other purposes (such as targeted advertising) without my authorization.
我担心未经授权的人员（如其他用户或导购）可能访问我的敏感购物信息。I am concerned that unauthorized individuals (such as other users or shopping assistants) may access my sensitive shopping information.
2️⃣NASA工作负荷指数 (NASA Task Load Index, NASA-TLX)
  • 1 Not Agree
  • 2
  • 3
  • 4
  • 5
  • 6
  • 7 Very Agree
心理需求 (Mental Demand): 任务的心理需求程度有多高？感觉需要花很多心思在上面 (How mentally demanding was the task?)
体力需求 (Physical Demand): 任务的体力需求程度有多高？感觉需要花很多体力在上面 (How physically demanding was the task?)
时间需求 (Temporal Demand): 完成任务的时间压力有多大？ (How hurried or rushed was the pace of the task?)
绩效 (Performance): 你在完成任务方面的成功程度如何？感觉自己掌握任务了吗？ (How successful were you in accomplishing what you were asked to do?)
努力 (Effort): 为了达到你的绩效水平，你需要付出多大努力？自己的努力程度？ (How hard did you have to work to accomplish your level of performance?)
挫败感 (Frustration Level): 在任务过程中，你感到多大程度的不安、沮丧、恼怒、压力和烦躁？ (How insecure, discouraged, irritated, stressed, and annoyed did you feel during the task?)
2️⃣方法2请回答:
Method 2: Please answer:
  • 1 Not Agree
  • 2
  • 3
  • 4
  • 5
  • 6
  • 7 Very Agree
我感觉与这一个导购人员互动的过程很沉浸 I feel that the interaction process with this shopping guide is very immersive
与这种类型的导购互动让我能够保持高度集中的注意力 Interacting with this type of shopping guide allows me to maintain highly focused attention
与这种类型的导购互动让我不容易被转移注意力 Interacting with this type of shopping guide makes it difficult for my attention to be diverted
我能够轻松容易的和导购人员互动 I can interact with the shopping guide easily and effortlessly
我能够充分理解导购人员的各种行为 I can fully understand the various behaviors of the shopping guide
这个导购人员和我的互动很自然就像线下实体店真实的工作人员那样 This shopping guide's interaction with me feels natural, just like a real staff member in a physical store
导购人员表现得过于真实让我感到不舒服 The shopping guide appears too realistic which makes me uncomfortable
这种类型的导购人员可能会侵犯我的隐私 This type of shopping guide might invade my privacy
导购人员的互动行为自然和流畅 The shopping guide's interactive behavior is natural and smooth
导购人员可以帮我提高购物效率 The shopping guide can help improve my shopping efficiency
我对这个导购人员服务的信任度 My level of trust in this shopping guide's service
在VR购物中我对这个导购人员的接受程度 My level of acceptance of this shopping guide in VR shopping
我会在所有购物场合（生活用品，奢侈品，尴尬商品等）采用相同类型的这个导购 I would use the same type of shopping guide for all shopping occasions (daily necessities, luxury goods, embarrassing products, etc.)
我会在所有不同的购物阶段（欢迎，推销，结账，退款等）采用相同类型的这个导购 I would use the same type of shopping guide for all different shopping stages (welcome, promotion, checkout, refund, etc.)
即使需要额外付费，我也愿意采用这个类型的导购 Even if it requires additional payment, I am willing to use this type of shopping guide
后续VR购物中我还愿意长期使用这个类型的导购人员 I am willing to use this type of shopping guide for the long term in future VR shopping
我更希望在任意场合和任意时间根据我的需要切换不同的导购人员 I prefer to switch between different shopping guides according to my needs at any occasion and time
这个类型的导购人员在VR购物中的存在很有必要 The existence of this type of shopping guide in VR shopping is very necessary
整体购物趣味性 Overall shopping enjoyment
整体购物满意度 Overall shopping satisfaction
3️⃣3
3️⃣Experiment Number
3️⃣Your Assistant Type
📋 IUIPC Test量表（Collection信息收集关注、Control控制权关注、Awareness知晓权关注） (1 Not at all - 7 Extremely)
  • 1 Not Agree
  • 2
  • 3
  • 4
  • 5
  • 6
  • 7 Very Agree
我担心VR购物助手收集了过多关于我的个人信息。I am concerned that VR shopping assistant collects too much personal information about me.
在VR购物时，我应该能够控制我的个人信息如何被使用。When shopping in VR, I should have control over how my personal information is used.
VR购物助手应该清楚地告知我，它们如何使用我收集的个人数据。VR shopping assistant should clearly disclose how they use the personal data they collect from me.
📋 CFIP Test量表（Collection未授权收集、Errors数据准确性、Unauthorized Secondary Use未授权二次使用、Improper Access不当访问） (1 Not at all - 7 Extremely)
  • 1 Not Agree
  • 2
  • 3
  • 4
  • 5
  • 6
  • 7 Very Agree
我担心VR购物助手在未经我同意的情况下收集我的购物信息。I am concerned that VR shopping assistant collects my shopping information without my consent.
我担心VR购物助手存储的关于我的信息可能不准确。I am concerned that the information about me stored by VR shopping platforms may be inaccurate.
我担心VR购物助手会将我的购买记录用于其他目的（如广告推送），而未经我的授权。I am concerned that VR shopping assistant will use my purchase records for other purposes (such as targeted advertising) without my authorization.
我担心未经授权的人员（如其他用户或导购）可能访问我的敏感购物信息。I am concerned that unauthorized individuals (such as other users or shopping assistants) may access my sensitive shopping information.
3️⃣NASA工作负荷指数 (NASA Task Load Index, NASA-TLX)
  • 1 Lowest
  • 2
  • 3
  • 4
  • 5
  • 6
  • 7 Highest
心理需求 (Mental Demand): 任务的心理需求程度有多高？感觉需要花很多心思在上面 (How mentally demanding was the task?)
体力需求 (Physical Demand): 任务的体力需求程度有多高？感觉需要花很多体力在上面 (How physically demanding was the task?)
时间需求 (Temporal Demand): 完成任务的时间压力有多大？ (How hurried or rushed was the pace of the task?)
绩效 (Performance): 你在完成任务方面的成功程度如何？感觉自己掌握任务了吗？ (How successful were you in accomplishing what you were asked to do?)
努力 (Effort): 为了达到你的绩效水平，你需要付出多大努力？自己的努力程度？ (How hard did you have to work to accomplish your level of performance?)
挫败感 (Frustration Level): 在任务过程中，你感到多大程度的不安、沮丧、恼怒、压力和烦躁？ (How insecure, discouraged, irritated, stressed, and annoyed did you feel during the task?)
3️⃣方法3请回答:
Method 3: Please answer:
  • 1 Not Agree
  • 2
  • 3
  • 4
  • 5
  • 6
  • 7 Very Agree
我感觉与这一个导购人员互动的过程很沉浸 I feel that the interaction process with this shopping guide is very immersive
与这种类型的导购互动让我能够保持高度集中的注意力 Interacting with this type of shopping guide allows me to maintain highly focused attention
与这种类型的导购互动让我不容易被转移注意力 Interacting with this type of shopping guide makes it difficult for my attention to be diverted
我能够轻松容易的和导购人员互动 I can interact with the shopping guide easily and effortlessly
我能够充分理解导购人员的各种行为 I can fully understand the various behaviors of the shopping guide
这个导购人员和我的互动很自然就像线下实体店真实的工作人员那样 This shopping guide's interaction with me feels natural, just like a real staff member in a physical store
导购人员表现得过于真实让我感到不舒服 The shopping guide appears too realistic which makes me uncomfortable
这种类型的导购人员可能会侵犯我的隐私 This type of shopping guide might invade my privacy
导购人员的互动行为自然和流畅 The shopping guide's interactive behavior is natural and smooth
导购人员可以帮我提高购物效率 The shopping guide can help improve my shopping efficiency
我对这个导购人员服务的信任度 My level of trust in this shopping guide's service
在VR购物中我对这个导购人员的接受程度 My level of acceptance of this shopping guide in VR shopping
我会在所有购物场合（生活用品，奢侈品，尴尬商品等）采用相同类型的这个导购 I would use the same type of shopping guide for all shopping occasions (daily necessities, luxury goods, embarrassing products, etc.)
我会在所有不同的购物阶段（欢迎，推销，结账，退款等）采用相同类型的这个导购 I would use the same type of shopping guide for all different shopping stages (welcome, promotion, checkout, refund, etc.)
即使需要额外付费，我也愿意采用这个类型的导购 Even if it requires additional payment, I am willing to use this type of shopping guide
后续VR购物中我还愿意长期使用这个类型的导购人员 I am willing to use this type of shopping guide for the long term in future VR shopping
我更希望在任意场合和任意时间根据我的需要切换不同的导购人员 I prefer to switch between different shopping guides according to my needs at any occasion and time
这个类型的导购人员在VR购物中的存在很有必要 The existence of this type of shopping guide in VR shopping is very necessary
整体购物趣味性 Overall shopping enjoyment
整体购物满意度 Overall shopping satisfaction
4️⃣4
4️⃣NASA工作负荷指数 (NASA Task Load Index, NASA-TLX)
  • 1 Not Agree
  • 2
  • 3
  • 4
  • 5
  • 6
  • 7 Very Agree
心理需求 (Mental Demand): 任务的心理需求程度有多高？感觉需要花很多心思在上面 (How mentally demanding was the task?)
体力需求 (Physical Demand): 任务的体力需求程度有多高？感觉需要花很多体力在上面 (How physically demanding was the task?)
时间需求 (Temporal Demand): 完成任务的时间压力有多大？ (How hurried or rushed was the pace of the task?)
绩效 (Performance): 你在完成任务方面的成功程度如何？感觉自己掌握任务了吗？ (How successful were you in accomplishing what you were asked to do?)
努力 (Effort): 为了达到你的绩效水平，你需要付出多大努力？自己的努力程度？ (How hard did you have to work to accomplish your level of performance?)
挫败感 (Frustration Level): 在任务过程中，你感到多大程度的不安、沮丧、恼怒、压力和烦躁？ (How insecure, discouraged, irritated, stressed, and annoyed did you feel during the task?)
4️⃣方法4请回答:
Method 4: Please answer:
  • 1 Not Agree
  • 2
  • 3
  • 4
  • 5
  • 6
  • 7 Very Agree
我感觉与这一个导购人员互动的过程很沉浸 I feel that the interaction process with this shopping guide is very immersive
与这种类型的导购互动让我能够保持高度集中的注意力 Interacting with this type of shopping guide allows me to maintain highly focused attention
与这种类型的导购互动让我不容易被转移注意力 Interacting with this type of shopping guide makes it difficult for my attention to be diverted
我能够轻松容易的和导购人员互动 I can interact with the shopping guide easily and effortlessly
我能够充分理解导购人员的各种行为 I can fully understand the various behaviors of the shopping guide
这个导购人员和我的互动很自然就像线下实体店真实的工作人员那样 This shopping guide's interaction with me feels natural, just like a real staff member in a physical store
导购人员表现得过于真实让我感到不舒服 The shopping guide appears too realistic which makes me uncomfortable
这种类型的导购人员可能会侵犯我的隐私 This type of shopping guide might invade my privacy
导购人员的互动行为自然和流畅 The shopping guide's interactive behavior is natural and smooth
导购人员可以帮我提高购物效率 The shopping guide can help improve my shopping efficiency
我对这个导购人员服务的信任度 My level of trust in this shopping guide's service
在VR购物中我对这个导购人员的接受程度 My level of acceptance of this shopping guide in VR shopping
我会在所有购物场合（生活用品，奢侈品，尴尬商品等）采用相同类型的这个导购 I would use the same type of shopping guide for all shopping occasions (daily necessities, luxury goods, embarrassing products, etc.)
我会在所有不同的购物阶段（欢迎，推销，结账，退款等）采用相同类型的这个导购 I would use the same type of shopping guide for all different shopping stages (welcome, promotion, checkout, refund, etc.)
即使需要额外付费，我也愿意采用这个类型的导购 Even if it requires additional payment, I am willing to use this type of shopping guide
后续VR购物中我还愿意长期使用这个类型的导购人员 I am willing to use this type of shopping guide for the long term in future VR shopping
我更希望在任意场合和任意时间根据我的需要切换不同的导购人员 I prefer to switch between different shopping guides according to my needs at any occasion and time
这个类型的导购人员在VR购物中的存在很有必要 The existence of this type of shopping guide in VR shopping is very necessary
整体购物趣味性 Overall shopping enjoyment
整体购物满意度 Overall shopping satisfaction
------最后一部分整体系统评估----
------对于下列选项，选择你认为最合适的导购人员 【矩阵单选题】
For the following options, choose the most appropriate shopping assistant type
  • Voice单独声音
  • 3DAvatar虚拟人
  • Video视频互动
最容易接受 Most accepted
最想长期使用 Most desirable for long-term use
最有必要存在 Most necessary
最高的沉浸感 Most immersion
最高的身临其境感 Most sense of presence
最有趣的互动 Most interesting interaction
最容易进行的互动 Easiest interaction to engage with
最高的注意力水平 Highest level of attention
最低的认知负载 Lowest cognitive load
最高的总体满意度 Highest overall satisfaction
与真人视频导购互动时，您是否感受到一种真实的"人际连接"？请描述这种感受以及它如何影响您的购物体验。
Did you feel a genuine "human connection" when interacting with the live video shopping assistant? Please describe this feeling and how it influenced your shopping experience.
在与真人视频导购交流时，您是否注意到自己的行为或表达方式有所改变？比如是否更加礼貌、更加谨慎或更加放松？
Did you notice any changes in your behavior or expression when communicating with the live video shopping assistant? For example, were you more polite, more cautious, or more relaxed?
真人视频导购在处理敏感或尴尬产品咨询时的表现如何？您是否感到比与AI互动更舒适或更不舒适？请解释原因。
How did the live video shopping assistant perform when handling consultations about sensitive or embarrassing products? Did you feel more or less comfortable compared to interacting with AI? Please explain why.
在奢侈品购物场景中，真人视频导购能否提供您期望的专业服务和品牌体验？相比其他类型的购物助手有何不同？
In luxury shopping scenarios, was the live video shopping assistant able to provide the professional service and brand experience you expected? How was it different from other types of shopping assistants?
您认为真人视频导购最适合哪类产品的购买咨询？哪类产品最不适合？请解释原因。
Which types of products do you think are most suitable for consultation with a live video shopping assistant? Which types are least suitable? Please explain why.
真人视频导购能否在VR中有效地展示和演示虚拟产品功能？这种演示如何影响您对产品的理解和购买意愿？
Was the live video shopping assistant able to effectively demonstrate virtual product features in VR? How did this demonstration affect your understanding of the product and your purchase intention?
真人视频导购能否在VR中有效地展示和演示VR虚拟产品功能？这种演示如何影响您对产品的理解和购买意愿？
Was the live video shopping assistant able to effectively demonstrate virtual product features in VR? How did this demonstration affect your understanding of the product and your purchase intention?
如果真人视频导购能够实时操作和展示实物产品，这对您的购物体验会有何影响？这种功能对您有多重要？
If the live video shopping assistant could operate and display physical products in real-time, how would this affect your shopping experience? How important is this feature to you?
您如何看待AI驱动的3D虚拟人物与真人视频互动之间的差异？在哪些方面AI表现得更好或更差？
How do you view the differences between AI-driven 3D virtual characters and live video interactions? In which aspects does AI perform better or worse?
与其他类型的购物助手相比，真人视频导购的最大优势和劣势分别是什么？
Compared to other types of shopping assistants, what are the biggest advantages and disadvantages of the live video shopping assistant?
您认为在不同购物阶段(如浏览、比较、决策、支付)，是否需要不同类型的购物助手？如果是，请解释您的理想组合。
Do you think different types of shopping assistants are needed for different shopping stages (such as browsing, comparing, decision-making, payment)? If so, please explain your ideal combination.
您对改进真人视频导购在VR环境中的呈现方式有什么建议？例如视频质量、位置摆放、互动方式等方面。
What suggestions do you have for improving how live video shopping assistants are presented in the VR environment? For example, in terms of video quality, positioning, interaction methods, etc.
真人视频导购的非语言线索（如面部表情、肢体语言）是否帮助您更好地理解产品信息或建议？请举例说明。
Did the non-verbal cues (such as facial expressions, body language) of the live video shopping assistant help you better understand product information or suggestions? Please give examples.
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