Task difficulty determination device and task difficulty determination method
A device and method for analyzing task procedures in building management accurately assess difficulty levels by identifying dangers and time requirements, enabling efficient task allocation among workers.
Patent Information
- Application Number
- JP2023108264
- Authority / Receiving Office
- JP · JP
- Patent Type
- Applications
- Current Assignee / Owner
- Filing Date
- 2023-06-30
- Publication Date
- 2025-01-17
- Estimated Expiration
- 2043-06-30
AI Technical Summary
Existing systems fail to accurately determine the difficulty level of building management tasks, leading to inefficient allocation of experienced workers for low-difficulty jobs and increased labor costs.
A device and method that analyze task procedures in natural language, identifying potential dangers, judgment requirements, and time estimates to determine task difficulty levels by referencing databases of dangerous words, judgment words, and required times.
Enables appropriate task difficulty assessment, allowing unskilled workers to perform low-difficulty tasks, reducing labor costs and overtime for experienced workers.
Smart Images

Figure 2025007091000001_ABST
Abstract
Description
[Technical field]
[0001] The present disclosure relates to a task difficulty determination device and a task difficulty determination method. [Background technology]
[0002] The workers in charge of on-site building management tasks are not divided according to level of difficulty. Even experienced workers, who have high labor costs, end up performing low-difficulty jobs, which results in high labor costs for low-difficulty jobs. If on-site building management tasks could be divided according to level of difficulty, it would be possible to divide the workers in charge according to the level of difficulty and reduce the burden (overtime) on experienced workers. Meanwhile, in documents that define work procedures, the work content is written in natural language.
[0003] Patent Document 1 describes the quantification of document value. The attention level processing unit in Patent Document 1 uses the impact level (degree of possibility that the case is a case where the impact of the defect is large, such as causing a personal injury accident) or the detection difficulty level (degree of possibility that the case is a case where the defect is difficult to detect) as an index, and calculates a numerical value (hereinafter referred to as "attention level") indicating the degree of necessity to refer to the document based on a set index for each document. In addition to the characteristic data of each document, dictionary data registered in a trending word dictionary database is used to calculate the attention level. [Prior art documents] [Patent documents]
[0004] [Patent Document 1] JP 2011-008355 A Summary of the Invention [Problem to be solved by the invention]
[0005] The technology described in Patent Document 1 alone is not capable of appropriately determining the degree of difficulty of building management operations.
[0006] Therefore, an object of the present disclosure is to provide a task difficulty determination device and a task difficulty determination method that can appropriately determine the difficulty of building management tasks. [Means for solving the problem]
[0007] The task difficulty assessment device disclosed herein comprises a memory for storing a task management database in which procedural content for tasks related to managing building facilities is defined in natural language, and a processor for estimating whether or not the task is dangerous, whether or not a decision is required, and the time required based on the task management database, and for assessing the task difficulty based on the results of the estimation.
[0008] The task difficulty determination method disclosed herein includes the steps of: a processor referring to a task management database in which procedure contents for task procedures for managing building facilities are defined in natural language, and estimating whether or not the procedure is dangerous depending on whether the procedure contents contain predetermined dangerous words, and estimating whether or not the task is dangerous based on all the tasks included in the task; a processor referring to the task management database, and estimating whether or not a judgment is required for the procedure depending on whether the procedure contents contain predetermined judgment words, and estimating whether or not a judgment is required for the task based on all the tasks included in the task; a processor referring to the task management database, and estimating the required time for the procedure based on nouns and predicates in the procedure contents, and estimating the required time for the task based on the required times for all the tasks included in the task; a processor referring to the task management database to obtain the number of tasks for the task; and a processor determining the difficulty of the task based on the presence or absence of danger, the need for judgment, the required time, and the number of tasks. Effect of the Invention
[0009] According to the present disclosure, the difficulty level of building management work can be appropriately determined. [Brief description of the drawings]
[0010] [Figure 1] FIG. 1 is a diagram showing a configuration of a task difficulty determination device. [Diagram 2] FIG. 13 is a diagram illustrating an example of a business management database. [Diagram 3] FIG. 13 is a diagram showing an example of a dangerous word list. [Figure 4] FIG. 13 is a diagram showing an example of a judgment word list. [Diagram 5] FIG. 13 is a diagram showing an example of a required time list. [Figure 6] FIG. 13 is a diagram showing an example of a simplified task table. [Figure 7] 1 is a flowchart showing the procedure of a task difficulty determination method. DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTS
[0011] Hereinafter, embodiments will be described with reference to the drawings.
[0012] 1 is a diagram showing the configuration of a task difficulty determination device 1. The task difficulty determination device 1 includes a memory 12, a processor 11, and a display device 13.
[0013] The memory 12 stores a program. The memory 12 stores a task management database, a dangerous word list, a judgment word list, and a required time list.
[0014] The work management database defines the procedure content in natural language for work procedures for managing building facilities, as shown in Fig. 2. The danger word list, as shown in Fig. 3, has equipment and tools that pose danger to workers registered as danger words. The judgment word list, as shown in Fig. 4, has actions, objects, places, etc. that require judgment by workers registered as judgment words. The required time list, as shown in Fig. 5, has required times defined for actions that define sets of nouns and predicates.
[0015] The processor 11 is configured to execute programs stored in the memory 12 .
[0016] The display device 13 displays a simplified task table that defines simplified tasks as shown in FIG.
[0017] FIG. 7 is a flowchart showing the procedure of the task difficulty level determination method.
[0018] In step S102, the processor 11 refers to the task management database and the risky word list, and estimates whether the step is risky depending on whether the step contents contain a predetermined risky word. The processor 11 adds the estimation result to the task management database as shown in Fig. 2. For example, since "Install a stepladder in a safe place" in step 3 of "water meter inspection work" contains the risky word "stepladder", step 3 of "water meter inspection work" is estimated to be risky.
[0019] Processor 11 estimates whether a task is dangerous based on the presence or absence of danger in all steps included in the task. Specifically, processor 11 estimates that a task is dangerous when at least one step included in the task is dangerous. Processor 11 estimates that a task is not dangerous when all steps included in the task are not dangerous.
[0020] In step S103, processor 11 refers to the task management database and the judgment word list, and estimates whether or not a judgment is required for the procedure depending on whether the procedure contents contain a predetermined judgment word. For example, since "Predict whether changing the set temperature of the target area will be effective" in step 4 of "Temperature change request" contains the judgment word "prediction," it is estimated that step 4 of "Temperature change request" requires a judgment.
[0021] Processor 11 adds the result of the estimation to the task management database as shown in Fig. 2. Processor 11 estimates whether a task requires a judgment based on whether all procedures included in the task require a judgment. Specifically, processor 11 estimates that a task requires a judgment when at least one procedure included in the task requires a judgment. Processor 11 estimates that a task does not require a judgment when all procedures included in the task do not require a judgment.
[0022] In step S104, processor 11 refers to the task management database and estimates the required time of the procedure based on the noun and predicate of the procedure content. If the noun of the procedure content is a compound noun, the required time of the procedure is estimated based on the compound noun and predicate, and the nouns and predicates obtained by breaking down the compound noun.
[0023] The processor 11 adds the results of the estimation to the task management database as shown in FIG. 2. For example, for "carry a thermometer" in step 1 of "building temperature round (daily)", the required time for the set of the noun "thermometer" and the predicate "carry" is estimated to be "1 minute". For "move to temperature measurement location" in step 2 of "building temperature round (daily)", the required time for the set of the noun "temperature measurement" obtained by decomposing the compound noun "temperature measurement location" and the predicate "move" is estimated to be "2 minutes". For "measure temperature" in step 3 of "building temperature round (daily)", the required time for the set of the noun "temperature" and the predicate "measure" is estimated to be "7 seconds". For "record the measured temperature in a record sheet" in step 4 of "building temperature round (daily)", the required time for the set of the noun "temperature" and the predicate "record" obtained by decomposing the compound noun "measured temperature" is estimated to be "5 seconds".
[0024] The processor 11 estimates the time required for a task based on the time required for all procedures included in the task. Specifically, the processor 11 estimates the total time required for all procedures included in the task as the time required for the task. For example, the time required for "Indoor temperature check (daily)" is estimated to be "3 minutes 12 seconds" (1 minute + 2 minutes + 7 seconds + 5 seconds).
[0025] In step S105, the processor 11 refers to the task management database to acquire the number of steps of the task. The processor 11 adds the result of the estimation to the task management database as shown in FIG.
[0026] In step S106, processor 11 determines the difficulty of the task based on the presence or absence of danger, the need for judgment, the time required, and the number of steps. Specifically, processor 11 determines a task that satisfies the conditions of danger, needing judgment, the time required being equal to or less than a first reference value, and the number of steps being equal to or less than a second reference value as a simple task, and determines a task that does not satisfy these conditions as a non-simple task. Processor 11 writes the determined simple task in a simple task table as shown in FIG. 7. Processor 11 displays the simple task table on display device 13. When processor 11 sets the first reference value to "50 minutes" and the second reference value to "10", "building temperature check (daily)" is determined to be a simple task.
[0027] As described above, according to this embodiment, by classifying the work of on-site building management according to the level of difficulty, it is possible to clarify the tasks that can be performed by inexperienced personnel with low labor costs, thereby reducing the burden on experienced personnel (reducing overtime hours) and allowing inexperienced personnel to perform the tasks instead.
[0028] The embodiments disclosed herein should be considered to be illustrative and not restrictive in all respects. The scope of the present invention is defined by the claims, not the above description, and is intended to include all modifications within the meaning and scope of the claims.
[0029] The above-described embodiment is a specific example of the following supplementary notes.
[0030] (Appendix 1) A memory for storing a business management database in which the contents of procedures for business procedures for managing building facilities are defined in natural language; A task difficulty determination device comprising: a processor that estimates the presence or absence of danger in a task, the necessity for judgment, and the required time based on the task management database, and determines the difficulty of the task based on the results of the estimation.
[0031] (Appendix 2) The processor refers to the task management database to obtain the number of task steps, and determines the difficulty of the task based on the number of task steps and the result of the estimation.
[0032] (Appendix 3) The processor refers to the task management database, and estimates whether the task is dangerous or not depending on whether the procedure content contains predetermined dangerous words, and estimates whether the task is dangerous or not based on whether all procedures included in the task are dangerous or not.
[0033] (Appendix 4) The processor refers to the task management database, and estimates whether or not a judgment is required for the procedure depending on whether the procedure content contains a predetermined judgment word, and estimates whether or not a judgment is required for the task based on whether or not a judgment is required for all procedures included in the task.
[0034] (Appendix 5) The processor refers to the task management database, estimates the time required for the procedure based on the nouns and predicates of the procedure content, and estimates the time required for the task based on the time required for all procedures included in the task.
[0035] (Appendix 6) The processor determines a task to be a simple task if it is dangerous, requires judgment, requires a time less than a first reference value, and has a number of steps less than a second reference value, and determines a task to be a non-simple task if it does not satisfy the above conditions.
[0036] (Appendix 7) A processor refers to a task management database in which procedure contents for task procedures for managing building facilities are defined in natural language, and estimates whether or not the procedure is dangerous depending on whether or not the procedure contents contain predetermined dangerous words, and estimates whether or not the task is dangerous based on all the procedures included in the task; the processor refers to the task management database, and estimates whether or not a decision is required for the task depending on whether or not a predetermined decision word is included in the procedure content, and estimates whether or not a decision is required for the task based on all the procedures included in the task; the processor refers to the task management database, estimates a required time for the procedure based on a noun and a predicate of the procedure content, and estimates a required time for the task based on the required times for all tasks included in the task; The processor refers to the task management database to acquire the number of steps of the task; The task difficulty determination method includes a step in which the processor determines the difficulty of the task based on the presence or absence of danger, the need for judgment, the required time, and the number of steps. [Explanation of symbols]
[0037] 1. Task difficulty determination device, 11. Processor, 12. Memory, 13. Display device.
Claims
1. A memory for storing a business management database in which the contents of procedures for business procedures for managing building facilities are defined in natural language; A task difficulty determination device comprising: a processor that estimates the presence or absence of danger in a task, the necessity for judgment, and the required time based on the task management database, and determines the difficulty of the task based on the results of the estimation.
2. 2. A task difficulty determination device as described in claim 1, wherein the processor refers to the task management database to obtain the number of steps in the task, and determines the difficulty of the task based on the number of steps in the task and the result of the estimation.
3. 2. A task difficulty determination device as described in claim 1, wherein the processor refers to the task management database, estimates whether the task is dangerous depending on whether the procedure content contains predetermined dangerous words, and estimates whether the task is dangerous based on whether all procedures included in the task are dangerous.
4. The task difficulty determination device of claim 1, wherein the processor refers to the task management database, estimates whether or not a judgment is required for the procedure depending on whether the procedure content contains a predetermined judgment word, and estimates whether or not a judgment is required for the task based on whether or not a judgment is required for all procedures included in the task.
5. 2. A task difficulty determination device as described in claim 1, wherein the processor refers to the task management database, estimates the required time of the procedure based on the nouns and predicates of the procedure content, and estimates the required time of the task based on the required times of all procedures included in the task.
6. The task difficulty determination device of claim 1, wherein the processor determines a task that satisfies the conditions of being dangerous, requiring judgment, having an amount of time required that is less than a first standard value, and having a number of steps that is less than a second standard value to be a simple task, and determines a task that does not satisfy the conditions to be a non-simple task.
7. A processor refers to a task management database in which procedure contents for task procedures for managing building facilities are defined in natural language, and estimates whether or not the procedure is dangerous depending on whether or not the procedure contents contain predetermined dangerous words, and estimates whether or not the task is dangerous based on all the procedures included in the task; the processor refers to the task management database, and estimates whether or not a decision is required for the task depending on whether or not a predetermined decision word is included in the procedure content, and estimates whether or not a decision is required for the task based on all the procedures included in the task; the processor refers to the task management database, estimates a required time for the procedure based on a noun and a predicate of the procedure content, and estimates a required time for the task based on the required times for all tasks included in the task; The processor refers to the task management database to acquire the number of steps of the task; The method includes a step in which the processor determines the difficulty of the task based on the presence or absence of danger, the need for judgment, the required time, and the number of steps.
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