Unverified50% confidenceFactExact time
VLM能够根据自然语言描述识别训练数据中从未出现的目标类别，这种能力被称为零样本（zero-shot）或开放词汇（open-vocabulary）识别
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8/22/2026
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UnverifiedLoRA中A使用随机高斯初始化，B初始化为零，以确保训练开始时叠加量为零、不破坏原模型能力，推理时不引入额外延迟63% similarUnverifiedFew-shot Learning相比全量微调的优势在于零训练成本和即时切换能力，只需更换几个示例即可调整品牌语气62% similarUnverifiedTeams training label-based zero-shot models should actively shuffle candidate order during evaluation as a routine robustness check.62% similarUnverifiedAn open-weights strategy means that model parameters can be downloaded and used for free, but training data and the complete training process are generally not made public, and it has become the mainstream choice for companies such as Meta Llama and Mistral.62% similar
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