{
 "description": "Topic-drift detector dataset: prompt+response pairs with 1-4 topic-labelled spans (see YAML).",
 "factors": [
  {
   "name": "Primary topic",
   "description": "The label of the first (or only) span. Uniform across the seven domains; this is the one axis that sets per-label balance, so nothing else may dictate the topic.",
   "weight": 1.0,
   "level": 0,
   "path": [
    "Primary topic"
   ],
   "children": [
    {
     "name": "Enterprise documents",
     "description": "",
     "weight": 1.0,
     "level": 1,
     "path": [
      "Primary topic",
      "Enterprise documents"
     ],
     "children": []
    },
    {
     "name": "General news & content",
     "description": "",
     "weight": 1.0,
     "level": 1,
     "path": [
      "Primary topic",
      "General news & content"
     ],
     "children": []
    },
    {
     "name": "Customer service",
     "description": "",
     "weight": 1.0,
     "level": 1,
     "path": [
      "Primary topic",
      "Customer service"
     ],
     "children": []
    },
    {
     "name": "Legal",
     "description": "",
     "weight": 1.0,
     "level": 1,
     "path": [
      "Primary topic",
      "Legal"
     ],
     "children": []
    },
    {
     "name": "Financial",
     "description": "",
     "weight": 1.0,
     "level": 1,
     "path": [
      "Primary topic",
      "Financial"
     ],
     "children": []
    },
    {
     "name": "HR & people operations",
     "description": "",
     "weight": 1.0,
     "level": 1,
     "path": [
      "Primary topic",
      "HR & people operations"
     ],
     "children": []
    },
    {
     "name": "Healthcare",
     "description": "",
     "weight": 1.0,
     "level": 1,
     "path": [
      "Primary topic",
      "Healthcare"
     ],
     "children": []
    }
   ]
  },
  {
   "name": "Second topic",
   "description": "None => the record has fewer topics; Present => a distinct second label. Only legal when every earlier slot is Present (contiguity enforced).",
   "weight": 1.0,
   "level": 0,
   "path": [
    "Second topic"
   ],
   "children": [
    {
     "name": "None",
     "description": "No second topic. The record stops before this slot (its count is one smaller).",
     "weight": 0.43999999999999995,
     "level": 1,
     "path": [
      "Second topic",
      "None"
     ],
     "children": []
    },
    {
     "name": "Present",
     "description": "A distinct second span: after the previous topic is covered, pivot once and cover this label fully. Must differ from every earlier topic (enforced).",
     "weight": 0.56,
     "level": 1,
     "path": [
      "Second topic",
      "Present"
     ],
     "children": [
      {
       "name": "Enterprise documents",
       "description": "",
       "weight": 1.0,
       "level": 2,
       "path": [
        "Second topic",
        "Present",
        "Enterprise documents"
       ],
       "children": []
      },
      {
       "name": "General news & content",
       "description": "",
       "weight": 1.0,
       "level": 2,
       "path": [
        "Second topic",
        "Present",
        "General news & content"
       ],
       "children": []
      },
      {
       "name": "Customer service",
       "description": "",
       "weight": 1.0,
       "level": 2,
       "path": [
        "Second topic",
        "Present",
        "Customer service"
       ],
       "children": []
      },
      {
       "name": "Legal",
       "description": "",
       "weight": 1.0,
       "level": 2,
       "path": [
        "Second topic",
        "Present",
        "Legal"
       ],
       "children": []
      },
      {
       "name": "Financial",
       "description": "",
       "weight": 1.0,
       "level": 2,
       "path": [
        "Second topic",
        "Present",
        "Financial"
       ],
       "children": []
      },
      {
       "name": "HR & people operations",
       "description": "",
       "weight": 1.0,
       "level": 2,
       "path": [
        "Second topic",
        "Present",
        "HR & people operations"
       ],
       "children": []
      },
      {
       "name": "Healthcare",
       "description": "",
       "weight": 1.0,
       "level": 2,
       "path": [
        "Second topic",
        "Present",
        "Healthcare"
       ],
       "children": []
      }
     ]
    }
   ]
  },
  {
   "name": "Third topic",
   "description": "None => the record has fewer topics; Present => a distinct third label. Only legal when every earlier slot is Present (contiguity enforced).",
   "weight": 1.0,
   "level": 0,
   "path": [
    "Third topic"
   ],
   "children": [
    {
     "name": "None",
     "description": "No third topic. The record stops before this slot (its count is one smaller).",
     "weight": 0.32999999999999996,
     "level": 1,
     "path": [
      "Third topic",
      "None"
     ],
     "children": []
    },
    {
     "name": "Present",
     "description": "A distinct third span: after the previous topic is covered, pivot once and cover this label fully. Must differ from every earlier topic (enforced).",
     "weight": 0.67,
     "level": 1,
     "path": [
      "Third topic",
      "Present"
     ],
     "children": [
      {
       "name": "Enterprise documents",
       "description": "",
       "weight": 1.0,
       "level": 2,
       "path": [
        "Third topic",
        "Present",
        "Enterprise documents"
       ],
       "children": []
      },
      {
       "name": "General news & content",
       "description": "",
       "weight": 1.0,
       "level": 2,
       "path": [
        "Third topic",
        "Present",
        "General news & content"
       ],
       "children": []
      },
      {
       "name": "Customer service",
       "description": "",
       "weight": 1.0,
       "level": 2,
       "path": [
        "Third topic",
        "Present",
        "Customer service"
       ],
       "children": []
      },
      {
       "name": "Legal",
       "description": "",
       "weight": 1.0,
       "level": 2,
       "path": [
        "Third topic",
        "Present",
        "Legal"
       ],
       "children": []
      },
      {
       "name": "Financial",
       "description": "",
       "weight": 1.0,
       "level": 2,
       "path": [
        "Third topic",
        "Present",
        "Financial"
       ],
       "children": []
      },
      {
       "name": "HR & people operations",
       "description": "",
       "weight": 1.0,
       "level": 2,
       "path": [
        "Third topic",
        "Present",
        "HR & people operations"
       ],
       "children": []
      },
      {
       "name": "Healthcare",
       "description": "",
       "weight": 1.0,
       "level": 2,
       "path": [
        "Third topic",
        "Present",
        "Healthcare"
       ],
       "children": []
      }
     ]
    }
   ]
  },
  {
   "name": "Fourth topic",
   "description": "None => the record has fewer topics; Present => a distinct fourth label. Only legal when every earlier slot is Present (contiguity enforced).",
   "weight": 1.0,
   "level": 0,
   "path": [
    "Fourth topic"
   ],
   "children": [
    {
     "name": "None",
     "description": "No fourth topic. The record stops before this slot (its count is one smaller).",
     "weight": 0.4,
     "level": 1,
     "path": [
      "Fourth topic",
      "None"
     ],
     "children": []
    },
    {
     "name": "Present",
     "description": "A distinct fourth span: after the previous topic is covered, pivot once and cover this label fully. Must differ from every earlier topic (enforced).",
     "weight": 0.6,
     "level": 1,
     "path": [
      "Fourth topic",
      "Present"
     ],
     "children": [
      {
       "name": "Enterprise documents",
       "description": "",
       "weight": 1.0,
       "level": 2,
       "path": [
        "Fourth topic",
        "Present",
        "Enterprise documents"
       ],
       "children": []
      },
      {
       "name": "General news & content",
       "description": "",
       "weight": 1.0,
       "level": 2,
       "path": [
        "Fourth topic",
        "Present",
        "General news & content"
       ],
       "children": []
      },
      {
       "name": "Customer service",
       "description": "",
       "weight": 1.0,
       "level": 2,
       "path": [
        "Fourth topic",
        "Present",
        "Customer service"
       ],
       "children": []
      },
      {
       "name": "Legal",
       "description": "",
       "weight": 1.0,
       "level": 2,
       "path": [
        "Fourth topic",
        "Present",
        "Legal"
       ],
       "children": []
      },
      {
       "name": "Financial",
       "description": "",
       "weight": 1.0,
       "level": 2,
       "path": [
        "Fourth topic",
        "Present",
        "Financial"
       ],
       "children": []
      },
      {
       "name": "HR & people operations",
       "description": "",
       "weight": 1.0,
       "level": 2,
       "path": [
        "Fourth topic",
        "Present",
        "HR & people operations"
       ],
       "children": []
      },
      {
       "name": "Healthcare",
       "description": "",
       "weight": 1.0,
       "level": 2,
       "path": [
        "Fourth topic",
        "Present",
        "Healthcare"
       ],
       "children": []
      }
     ]
    }
   ]
  },
  {
   "name": "Boundary difficulty",
   "description": "How detectable each topic change is.",
   "weight": 1.0,
   "level": 0,
   "path": [
    "Boundary difficulty"
   ],
   "children": [
    {
     "name": "No boundary",
     "description": "Single-topic only: there is no topic change to detect.",
     "weight": 1.0,
     "level": 1,
     "path": [
      "Boundary difficulty",
      "No boundary"
     ],
     "children": []
    },
    {
     "name": "Applicable",
     "description": "Multi-topic. The chosen style applies at EVERY pivot. Never a visible heading, XML label, or topic name as the cue.",
     "weight": 1.0,
     "level": 1,
     "path": [
      "Boundary difficulty",
      "Applicable"
     ],
     "children": [
      {
       "name": "Explicit natural connective",
       "description": "An ordinary linking sentence signals each shift (\"On a separate note, ...\").",
       "weight": 0.4,
       "level": 2,
       "path": [
        "Boundary difficulty",
        "Applicable",
        "Explicit natural connective"
       ],
       "children": []
      },
      {
       "name": "Light or neutral connective",
       "description": "A faint pivot; the reader feels a mild change of subject at each boundary.",
       "weight": 0.35,
       "level": 2,
       "path": [
        "Boundary difficulty",
        "Applicable",
        "Light or neutral connective"
       ],
       "children": []
      },
      {
       "name": "Unmarked or shared-entity pivot",
       "description": "No connective at all: the next sentence simply starts the new topic, or the pivot rides on a person/company/object the spans share.",
       "weight": 0.25,
       "level": 2,
       "path": [
        "Boundary difficulty",
        "Applicable",
        "Unmarked or shared-entity pivot"
       ],
       "children": []
      }
     ]
    }
   ]
  },
  {
   "name": "Surface structure",
   "description": "Mechanical layout only, independent of topic. A visible structural break must sometimes sit INSIDE a stable topic span so layout is never a boundary shortcut.",
   "weight": 1.0,
   "level": 0,
   "path": [
    "Surface structure"
   ],
   "children": [
    {
     "name": "Continuous prose",
     "description": "",
     "weight": 0.3,
     "level": 1,
     "path": [
      "Surface structure",
      "Continuous prose"
     ],
     "children": []
    },
    {
     "name": "Multi-paragraph prose",
     "description": "",
     "weight": 0.3,
     "level": 1,
     "path": [
      "Surface structure",
      "Multi-paragraph prose"
     ],
     "children": []
    },
    {
     "name": "Bullets or checklist",
     "description": "",
     "weight": 0.15,
     "level": 1,
     "path": [
      "Surface structure",
      "Bullets or checklist"
     ],
     "children": []
    },
    {
     "name": "Numbered steps",
     "description": "",
     "weight": 0.15,
     "level": 1,
     "path": [
      "Surface structure",
      "Numbered steps"
     ],
     "children": []
    },
    {
     "name": "Mixed prose and list",
     "description": "",
     "weight": 0.07,
     "level": 1,
     "path": [
      "Surface structure",
      "Mixed prose and list"
     ],
     "children": []
    }
   ]
  }
 ]
}