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POST
/
v3
/
analytics
/
feature-importance
Get feature importance
curl --request POST \
  --url https://{host}/v3/analytics/feature-importance \
  --header 'Authorization: Bearer <token>' \
  --header 'Content-Type: application/json' \
  --data '
{
  "data_source": {
    "env_id": "3c90c3cc-0d44-4b50-8888-8dd25736052a",
    "num_samples": 500000
  },
  "model_id": "3c90c3cc-0d44-4b50-8888-8dd25736052a",
  "num_refs": 500000,
  "num_iterations": 50000,
  "ci_level": 0.5,
  "ref_env_id": "3c90c3cc-0d44-4b50-8888-8dd25736052a"
}
'
{
  "api_version": "3.0",
  "kind": "NORMAL",
  "data": {
    "model_task": "<string>",
    "model_input_type": "<string>",
    "total_input_samples": 10000,
    "valid_input_samples": 9000,
    "ci_level": 0.9,
    "feature_names": [
      "CreditScore",
      "Geography",
      "Age"
    ],
    "fixed_sample_ci": [
      0.04,
      0.002,
      0.1
    ],
    "loss": "pointwise_logloss",
    "mean_loss": 2.41122,
    "mean_loss_ci": 0.0434,
    "mean_loss_increase_importance": [
      -0.0581,
      -0.097,
      -0.0707
    ],
    "num_refs": 500,
    "random_sample_ci": [
      0.024,
      0.0204,
      0.0246
    ],
    "num_inputs": 250,
    "num_iterations": 200,
    "env_name": "bank_churn",
    "env_uuid": "bcb8e333-39d1-4ba5-a485-dec1591f7122",
    "created_at": "2023-12-12T18:21:07.616Z"
  }
}

Documentation Index

Fetch the complete documentation index at: https://handbook.fiddler.ai/llms.txt

Use this file to discover all available pages before exploring further.

Authorizations

​
Authorization
string
header
required

Bearer authentication header of the form Bearer <token>, where <token> is your auth token.

Body

application/json
​
data_source
object
required
​
model_id
string<uuid>
required
​
num_refs
integer

Number of reference points used in the explanations

Required range: 1 <= x <= 1000000
​
num_iterations
integer

The maximum number of ablated model inferences per feature

Required range: 1 <= x <= 100000
​
ci_level
number

The confidence interval level (between 0 and 1) to use for all confidence intervals computed

Required range: 0 <= x <= 1
​
ref_env_id
string<uuid>

environment to use for the reference dataset.

Response

Feature Importance ran successfully on the given data

Response object for standard API responses.

​
api_version
enum<string>
default:3.0

API version.

Available options:
2.0,
3.0
​
kind
enum<string>
default:NORMAL

Type of response, indicating a normal response.

Available options:
NORMAL
​
data
object