8000 # Pull request on: FindNeighboursUsingEuclidean by charan-teja2003 · Pull Request #574 · UdayLab/PAMI · GitHub
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# Pull request on: FindNeighboursUsingEuclidean #574

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merged 1 commit into from
Jun 17, 2025
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# Pull request on: FindNeighboursUsingEuclidean #574

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28 changes: 19 additions & 9 deletions PAMI/extras/neighbours/FindNeighboursUsingEuclidean.py
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Original file line number Diff line number Diff line change
Expand Up @@ -30,8 +30,9 @@

import re
from math import sqrt
from tqdm import tqdm
import time
import sys, psutil, os,tqdm
import sys, psutil, os
import pandas as pd
import numpy as np

Expand Down Expand Up @@ -69,12 +70,12 @@ class FindNeighboursUsingEuclidean:
obj.save()
"""

def __init__(self, iFile: str, maxDist: int, sep='\t',DBtype="temp") -> None:
def __init__(self, iFile: str, maxDist: int, sep='\t', DBtype="temp") -> None:
self.iFile = iFile
self.maxEucledianDistance = maxDist
self.seperator = sep
self.result = {}
self.DBtype =DBtype
self.result = []
self.DBtype = DBtype
self._startTime = float()
self._endTime = float()
self._memoryUSS = float()
Expand All @@ -83,7 +84,7 @@ def create(self):
self._startTime = time.time()
# Load coordinates
if self.DBtype == "csv":
df = pd.read_csv(self.iFile)
df = pd.read_csv(self.iFile, sep=self.seperator)
self.coords = df.iloc[:, [0, 1]].astype(float).values
else:
coords = []
Expand Down Expand Up @@ -113,14 +114,19 @@ def create(self):
print(f"Number of points: {self.coords.shape[0]}")
print(f"Number of neighbors: {self.within_dist.sum()}")

self.result = []
for i in range(self.coords.shape[0]):
neighbors = self.coords[self.within_dist[i]]
self.result.append([(self.coords[i][0], self.coords[i][1])] + [(n[0], n[1]) for n in neighbors])

self._endTime = time.time()

def save(self,oFile: str) -> None:
def save(self, oFile: str) -> None:
if self.coords is None or self.within_dist is None:
raise ValueError("Run create() before calling save().")

with open(oFile, "w") as f:
for i in tqdm.tqdm(range(self.coords.shape[0])):
for i in tqdm(range(self.coords.shape[0]), desc="Saving"):
point = self.coords[i]
neighbor_mask = self.within_dist[i]
if neighbor_mask.any():
Expand All @@ -131,8 +137,12 @@ def save(self,oFile: str) -> None:
f.write(line + "\n")

def getNeighboringInformationAsDataFrame(self):
df = pd.DataFrame(['\t'.join(map(str, line)) for line in self.result], columns=['Neighbors'])
return df
data = []
for line in self.result:
formatted = self.seperator.join([f"Point({int(x)}, {int(y)})" for x, y in line])
data.append([formatted])

return pd.DataFrame(data, columns=['Neighbors'])

def getRuntime(self) -> float:
"""
Expand Down
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