基于大模型的招生管理服务平台设计与实现
import tensorflow as tf
from tensorflow.keras.models import Sequential
from tensorflow.keras.layers import Dense
# 构建模型
model = Sequential([
Dense(64, activation='relu', input_shape=(num_features,)),
Dense(32, activation='relu'),
Dense(1, activation='sigmoid')
])
model.compile(optimizer='adam', loss='binary_crossentropy', metrics=['accuracy'])
model.compile(optimizer='adam', loss='categorical_crossentropy', metrics=['accuracy'])
from transformers import BertTokenizer, TFBertForSequenceClassification
tokenizer = BertTokenizer.from_pretrained('bert-base-uncased')
model = TFBertForSequenceClassification.from_pretrained('bert-base-uncased')
inputs = tokenizer("Hello, my dog is cute", return_tensors="tf")
labels = tf.constant([1]) # 0: negative, 1: positive
outputs = model(inputs, labels=labels)
loss, logits = outputs.loss, outputs.logits
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