llama.cpp/examples/model-conversion/scripts/embedding/compare-embeddings-logits.sh
Daniel Bevenius db81d5ec4b
model-conversion : use CONVERTED_EMBEDDING_MODEL for embedding_verify_logits (#18079)
This commit updates the embedding model verification script to use the
CONVERTED_EMBEDDING_MODEL environment variable instead of using the
EMBEDDING_MODEL_PATH (the original embedding model path) as the basis
for the converted model file name.

The motivation for this that currently if the converted embedding model
file name differs from the original embedding model directory/name the
verification script will look for the wrong .bin files that were
generating when running the models.
2025-12-16 11:17:20 +01:00

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#!/usr/bin/env bash
set -e
# Parse command line arguments
MODEL_PATH=""
MODEL_NAME=""
PROMPTS_FILE=""
# First argument is always model path
if [ $# -gt 0 ] && [[ "$1" != --* ]]; then
MODEL_PATH="$1"
shift
fi
# Parse remaining arguments
while [[ $# -gt 0 ]]; do
case $1 in
--prompts-file|-pf)
PROMPTS_FILE="$2"
shift 2
;;
*)
# If MODEL_NAME not set and this isn't a flag, use as model name
if [ -z "$MODEL_NAME" ] && [[ "$1" != --* ]]; then
MODEL_NAME="$1"
fi
shift
;;
esac
done
# Set defaults
MODEL_PATH="${MODEL_PATH:-"$EMBEDDING_MODEL_PATH"}"
MODEL_NAME="${MODEL_NAME:-$(basename "$MODEL_PATH")}"
CONVERTED_MODEL_PATH="${CONVERTED_EMBEDDING_PATH:-"$CONVERTED_EMBEDDING_MODEL"}"
CONVERTED_MODEL_NAME="${CONVERTED_MODEL_NAME:-$(basename "$CONVERTED_MODEL_PATH" .gguf)}"
if [ -t 0 ]; then
CPP_EMBEDDINGS="data/llamacpp-${CONVERTED_MODEL_NAME}-embeddings.bin"
else
# Process piped JSON data and convert to binary (matching logits.cpp format)
TEMP_FILE=$(mktemp /tmp/tmp.XXXXXX.binn)
python3 -c "
import json
import sys
import struct
data = json.load(sys.stdin)
# Flatten all embeddings completely
flattened = []
for item in data:
embedding = item['embedding']
for token_embedding in embedding:
flattened.extend(token_embedding)
print(f'Total embedding values: {len(flattened)}', file=sys.stderr)
# Write as binary floats - matches logitc.cpp fwrite format
with open('$TEMP_FILE', 'wb') as f:
for value in flattened:
f.write(struct.pack('f', value))
"
CPP_EMBEDDINGS="$TEMP_FILE"
trap "rm -f $TEMP_FILE" EXIT
fi
# Build the semantic_check.py command
SEMANTIC_CMD="python scripts/utils/semantic_check.py --model-path $MODEL_PATH \
--python-embeddings data/pytorch-${MODEL_NAME}-embeddings.bin \
--cpp-embeddings $CPP_EMBEDDINGS"
# Add prompts file if specified, otherwise use default prompt
if [ -n "$PROMPTS_FILE" ]; then
SEMANTIC_CMD="$SEMANTIC_CMD --prompts-file \"$PROMPTS_FILE\""
else
SEMANTIC_CMD="$SEMANTIC_CMD --prompt \"Hello world today\""
fi
# Execute the command
eval $SEMANTIC_CMD