Two-bedroom flat (2b4p, NDSS 79 m²)

re-validated: validon union Pareto front

windowentrance doordoor swinghatched = constraint violation · darker tint = un-daylit floor area

solid red lines = required adjacency, dashed blue = preferred; green = door-graph circulation edges.

Objective	Dir.	Raw	Normalised (0 = best)	Note
Area efficiencyheadline	↑	0.895	0.105	coverage 0.99, circulation 7.5 m²
Preferred adjacency	↑	1.000	0.000
Circulation distanceheadline	↓	4.816	0.189	hall→living 3.9 m ×3; kitchen→dining 4.3 m ×3; living→kitchen 6.5 m ×2; bed1→bath1 4.7 m ×2; bed2→bath1 5.5 m ×2
Room compactness	↑	0.969	0.031
Daylight proxyheadline	↑	1.000	0.000	hall 0.00, living 1.00, bed1 1.00, bed2 1.00, bath1 1.00, dining 1.00, kitchen 1.00, storage 0.00
Privacyheadline	↑	0.500	0.500	bed1 0.50, bed2 0.50, bath1 0.50
Exterior exposure	↑	1.000	0.000
Accessibility	↑	1.000	0.000
Embodied-carbon proxyheadline	↓	15,989	0.349	partitions 2396 + envelope 8748 + slab 4845 kgCO2e; partition length 35.5 m

Rooms

Room	Type	x, y (m)	w × h (m)	Area (m²)	Spec (m²)	Exterior wall (m)
hall	hall	6.0, 0.0	1.5 × 5.0	7.5	4.0–8.0	1.5
living	living	2.5, 2.5	3.5 × 6.0	21.0	17.0–24.0	3.5
bed1	bedroom	6.0, 5.0	3.5 × 3.5	12.3	11.5–15.0	7.0
bed2	bedroom	2.5, 0.0	3.5 × 2.5	8.8	7.5–11.0	3.5
bath1	bathroom	7.5, 2.0	2.0 × 3.0	6.0	4.0–6.0	3.0
dining	dining	0.0, 4.0	2.5 × 4.5	11.3	8.0–12.0	7.0
kitchen	kitchen	0.0, 0.0	2.5 × 4.0	10.0	7.0–11.0	6.5
storage	storage	7.5, 0.0	2.0 × 1.5	3.0	2.0–3.5	3.5

Doors & windows

8 doors (1 exterior), 9 window segments. Doors are derived deterministically from the room rectangles by the shared door policy; see Methods.

Plan JSON

{
 "programId": "realistic-2bed",
 "rooms": [
  {
   "id": "hall",
   "type": "hall",
   "rect": {
    "x": 60,
    "y": 0,
    "w": 15,
    "h": 50
   }
  },
  {
   "id": "living",
   "type": "living",
   "rect": {
    "x": 25,
    "y": 25,
    "w": 35,
    "h": 60
   }
  },
  {
   "id": "bed1",
   "type": "bedroom",
   "rect": {
    "x": 60,
    "y": 50,
    "w": 35,
    "h": 35
   }
  },
  {
   "id": "bed2",
   "type": "bedroom",
   "rect": {
    "x": 25,
    "y": 0,
    "w": 35,
    "h": 25
   }
  },
  {
   "id": "bath1",
   "type": "bathroom",
   "rect": {
    "x": 75,
    "y": 20,
    "w": 20,
    "h": 30
   }
  },
  {
   "id": "dining",
   "type": "dining",
   "rect": {
    "x": 0,
    "y": 40,
    "w": 25,
    "h": 45
   }
  },
  {
   "id": "kitchen",
   "type": "kitchen",
   "rect": {
    "x": 0,
    "y": 0,
    "w": 25,
    "h": 40
   }
  },
  {
   "id": "storage",
   "type": "storage",
   "rect": {
    "x": 75,
    "y": 0,
    "w": 20,
    "h": 15
   }
  }
 ],
 "doors": [
  {
   "id": "d_hall_living",
   "a": "hall",
   "b": "living",
   "x": 60,
   "y": 37.5,
   "width": 9,
   "vertical": true
  },
  {
   "id": "d_kitchen_dining",
   "a": "kitchen",
   "b": "dining",
   "x": 12.5,
   "y": 40,
   "width": 9,
   "vertical": false
  },
  {
   "id": "d_bed1_hall",
   "a": "bed1",
   "b": "hall",
   "x": 67.5,
   "y": 50,
   "width": 9,
   "vertical": false
  },
  {
   "id": "d_bed2_hall",
   "a": "bed2",
   "b": "hall",
   "x": 60,
   "y": 12.5,
   "width": 9,
   "vertical": true
  },
  {
   "id": "d_bath1_hall",
   "a": "bath1",
   "b": "hall",
   "x": 75,
   "y": 35,
   "width": 9,
   "vertical": true
  },
  {
   "id": "d_dining_living",
   "a": "dining",
   "b": "living",
   "x": 25,
   "y": 62.5,
   "width": 9,
   "vertical": true
  },
  {
   "id": "d_storage_hall",
   "a": "storage",
   "b": "hall",
   "x": 75,
   "y": 7.5,
   "width": 9,
   "vertical": true
  },
  {
   "id": "d_exterior_hall",
   "a": "exterior",
   "b": "hall",
   "x": 67.5,
   "y": 0,
   "width": 10,
   "vertical": false
  }
 ]
}