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DOC-5073 vector set quantization and dimension reduction examples #3597

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merged 2 commits into from
Apr 14, 2025
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DOC-5073 vector set quantization and dimension reduction examples #3597

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ebd05dc
DOC-5073 added example of quantization
andy-stark-redis Apr 11, 2025
c0a9374
DOC-5073 added example of reduce option for vadd()
andy-stark-redis Apr 11, 2025
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78 changes: 77 additions & 1 deletion doctests/dt_vec_set.py
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Original file line number Diff line number Diff line change
Expand Up @@ -7,11 +7,18 @@

import redis

from redis.commands.vectorset.commands import (
QuantizationOptions
)

r = redis.Redis(decode_responses=True)
# HIDE_END

# REMOVE_START
r.delete("points")
r.delete(
"points", "quantSetQ8", "quantSetNoQ",
"quantSetBin", "setNotReduced", "setReduced"
)
# REMOVE_END

# STEP_START vadd
Expand Down Expand Up @@ -208,3 +215,72 @@

assert res30 == ['pt:C', 'pt:B']
# REMOVE_END

# STEP_START add_quant
# Import `QuantizationOptions` enum using:
#
# from redis.commands.vectorset.commands import (
# QuantizationOptions
# )
res31 = r.vset().vadd(
"quantSetQ8", [1.262185, 1.958231],
"quantElement",
quantization=QuantizationOptions.Q8
)
print(res31) # >>> 1

res32 = r.vset().vemb("quantSetQ8", "quantElement")
print(f"Q8: {res32}")
# >>> Q8: [1.2643694877624512, 1.958230972290039]

res33 = r.vset().vadd(
"quantSetNoQ", [1.262185, 1.958231],
"quantElement",
quantization=QuantizationOptions.NOQUANT
)
print(res33) # >>> 1

res34 = r.vset().vemb("quantSetNoQ", "quantElement")
print(f"NOQUANT: {res34}")
# >>> NOQUANT: [1.262184977531433, 1.958230972290039]

res35 = r.vset().vadd(
"quantSetBin", [1.262185, 1.958231],
"quantElement",
quantization=QuantizationOptions.BIN
)
print(res35) # >>> 1

res36 = r.vset().vemb("quantSetBin", "quantElement")
print(f"BIN: {res36}")
# >>> BIN: [1, 1]
# STEP_END
# REMOVE_START
assert res31 == 1
# REMOVE_END

# STEP_START add_reduce
# Create a list of 300 arbitrary values.
values = [x / 299 for x in range(300)]

res37 = r.vset().vadd(
"setNotReduced",
values,
"element"
)
print(res37) # >>> 1

res38 = r.vset().vdim("setNotReduced")
print(res38) # >>> 300

res39 = r.vset().vadd(
"setReduced",
values,
"element",
reduce_dim=100
)
print(res39) # >>> 1

res40 = r.vset().vdim("setReduced") # >>> 100
print(res40)
# STEP_END
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