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Human Generated Data

Title

Tetradrachm of Alexandria under Aurelian

Date

274-275 CE

People

Coin Constituent: Aurelian, Roman r. 270 - 275 CE

Classification

Coins

Credit Line

Harvard Art Museums/Arthur M. Sackler Museum, Unspecified Collection, 1979.428.273

Human Generated Data

Title

Tetradrachm of Alexandria under Aurelian

People

Coin Constituent: Aurelian, Roman r. 270 - 275 CE

Date

274-275 CE

Classification

Coins

Credit Line

Harvard Art Museums/Arthur M. Sackler Museum, Unspecified Collection, 1979.428.273

Machine Generated Data

Tags

Amazon
created on 2022-05-09

Turquoise 97.2
Coin 81.5
Money 81.5

Clarifai
created on 2023-10-17

science 99.5
no person 99.4
round out 95.7
ball-shaped 94.5
nature 94.1
disjunct 93.3
geology 92.3
moon 92
microscope 91.5
microbiology 90.9
retro 89.2
biology 89.2
space 89.1
astronomy 88.5
dark 88
shining 87.5
shape 87
art 86.6
precious 86.5
medicine 85.8

Imagga
created on 2022-05-09

planet 98
moon 70.6
globe 54.8
earth 50.4
space 45.8
world 42.7
sphere 41.5
celestial body 37.7
global 33.8
science 33
astronomy 32.3
universe 30.3
map 25.3
cloud 21.6
night 21.3
ball 21.2
cosmos 20.5
galaxy 20.4
continent 20.4
art 20.2
black 19.9
3d 19.4
sun 18.5
geography 18.3
solar 17.6
design 17.6
round 17.3
stars 17
land 16.9
star 16.6
graphic 16.1
satellite 16
sea 15.9
surface 15.9
outer 15.8
atmosphere 15.5
orbit 14.8
sky 14.7
horizon 14.4
fantasy 13.5
dark 13.4
ocean 13.3
mosaic 12.6
creation 12.2
circle 12.1
light 12
bright 11.5
digital 11.4
render 11.3
shine 11
environment 10.7
north 10.5
system 10.5
crater 10.2
clouds 10.2
reflection 9.7
shape 9.7
decorative 9.2
texture 9
telescope 8.9
shiny 8.7
glow 8.3
backdrop 8.3
full 8.2
futuristic 8.1
china 8.1
sunlight 8
water 8
orb 7.9
relief 7.7
ray 7.6
south 7.5
color 7.2
conceptual 7.1

Google
created on 2022-05-09

Artifact 84.5
Font 79.4
Gas 77.1
Circle 75.5
Electric blue 73.1
Automotive lighting 70.4
Metal 68.9
Fashion accessory 67.6
Pattern 66.1
Glass 65.7
Rock 65.6
Dishware 64.4
Currency 59.4
Macro photography 59
Money 58.3
Darkness 57.7
Still life photography 57.1
Jade 56.2
Symmetry 54.7
Nickel 53.6

Microsoft
created on 2022-05-09

turquoise 96.1
aqua 85.7
teal 67.9
text 61
decorated 29.8
enamel 20.1

Color Analysis

Feature analysis

Amazon

No features identified

Clarifai

Coin

Clarifai

Coin 98%

Categories

Imagga
created on 2022-05-09

paintings art 85.8%
events parties 10.2%
text visuals 1.7%

Captions

Clarifai

No captions written

Salesforce

Created by general-english-image-caption-blip on 2025-06-12

a photograph of a pair of ancient coins with a green patt

Created by general-english-image-caption-blip-2 on 2025-06-28

two ancient coins with the head of a man on one side and the head of a woman on

OpenAI GPT

Created by gpt-4o-2024-11-20 on 2025-06-12

This image shows two sides of an ancient, weathered coin with a greenish-brown patina, likely composed of bronze or copper. The coin appears worn and corroded, with details that are somewhat obscured due to aging.

  • Left side: Features a profile of a person, possibly an emperor or important figure, looking to the right. Surrounding the profile is faint text or a legend, partially visible but difficult to decipher.
  • Right side: Depicts what seems to be an eagle or bird motif with outstretched wings, a common symbol in ancient coins. There is some decoration or inscription surrounding the design, similar to the left side.

The coin's scale is indicated on the right-hand side of the image, suggesting the coin is relatively small. It is likely a historical artifact, possibly from the Roman or Byzantine period.

Created by gpt-4o-2024-08-06 on 2025-06-12

The image shows a pair of Roman coins, likely made of bronze, displayed against a black background. The coin on the left features the profile of a male figure facing right, possibly a Roman emperor, surrounded by an inscription along the edge. The coin's surface appears worn and has greenish patina, indicative of oxidation over time.

The coin on the right displays a depiction of an eagle, a common symbol in Roman iconography, with its wings spread. The eagle is surrounded by a border and possibly an inscription, though the details are somewhat obscured due to wear and patina.

To the right of the coins, a vertical scale in centimeters is visible, providing a reference for the size of the coins. The overall image conveys the age and historical significance of these artifacts.

Anthropic Claude

Created by anthropic.claude-3-haiku-20240307-v1:0 on 2025-06-16

The image shows two ancient bronze coins or medallions. They appear to be heavily corroded and oxidized, giving them a greenish-blue patina. The coins have intricate designs and markings on them, though the details are somewhat obscured by the corrosion. The coins seem to be from an ancient civilization, likely from the Mediterranean region or the Near East, based on their appearance. The image provides a scale bar at the bottom, indicating the approximate size of the coins.

Created by us.anthropic.claude-3-5-sonnet-20241022-v2:0 on 2025-06-16

This image shows both sides of an ancient Roman coin that has developed a green patina (verdigris) due to oxidation of the copper content over time. The coin appears to be made of bronze or copper alloy. The surfaces show significant wear and corrosion, but some details of the relief designs are still visible on both the obverse (front) and reverse (back) sides. The coin has an irregular, slightly damaged edge, which is common for ancient coins. A measurement scale is visible on the right side of the image. The dark background helps highlight the coin's weathered, turquoise-green surface texture.

Meta Llama

Created by us.meta.llama3-2-11b-instruct-v1:0 on 2025-06-14

The image presents a pair of ancient coins, likely from the Roman Empire, set against a black background. The coins are positioned side by side, with their edges facing each other.

Coin Details:

  • Color: The coins exhibit a greenish patina, indicating their age and exposure to environmental factors.
  • Design: Each coin features a circular shape with a raised edge, suggesting they were struck from a die.
  • Imprint: The left coin displays an indistinct design, while the right coin shows a more detailed image of a man's head facing left, possibly a representation of a Roman emperor or deity.
  • Edge: The edges of both coins appear worn, with visible signs of wear and tear, consistent with their age.

Background and Scale:

  • Background: The coins are set against a solid black background, which helps to highlight their details.
  • Scale: A scale is visible on the right side of the image, consisting of 15 horizontal lines, each representing a centimeter. This scale allows for an estimation of the coin's size.

Conclusion:

The image provides a clear view of two ancient coins, showcasing their unique designs and the effects of time on their surfaces. The inclusion of a scale enables a rough estimate of the coins' size, adding context to the overall presentation.

Created by us.meta.llama3-2-90b-instruct-v1:0 on 2025-06-14

The image depicts two ancient coins, likely from the Roman Empire, with a patina of green and brown hues. The coins are circular in shape, with a small notch at the top of each coin. The left coin features an image of a person's head, while the right coin displays an image of an animal, possibly a bird or a horse.

A ruler is visible on the right side of the image, indicating that the coins are approximately 2-3 centimeters in diameter. The background of the image is black, which helps to highlight the details of the coins.

Overall, the image provides a clear view of the coins' design and condition, suggesting that they may be of historical significance or interest to collectors.

Amazon Nova

Created by amazon.nova-lite-v1:0 on 2025-06-12

The image displays two ancient bronze coins on a black background. The coins exhibit a greenish patina, a characteristic of bronze corrosion over time. The coin on the left features a profile portrait of a male figure, likely representing an emperor or a significant historical figure from antiquity. The coin on the right has a more intricate design, depicting a figure in a dynamic pose, possibly a deity or a mythological character, surrounded by intricate patterns and symbols. Both coins have a diameter measurement scale on the right side, indicating their size. The coins are placed against a black background, which enhances the contrast and makes the details of the coins more visible.

Created by amazon.nova-pro-v1:0 on 2025-06-12

The image features two ancient coins displayed on a black background. The coins are round and have a greenish-blue hue, likely due to oxidation or the presence of copper. They appear to be made of bronze or a similar alloy. The coins are slightly worn, suggesting they have been in circulation for a long time. The surface of the coins is slightly uneven, with some areas showing more wear than others. There are inscriptions and designs on both coins, but they are not clearly legible due to the wear and the angle of the image. The coins are placed side by side, with a ruler or scale visible on the right side of the image to indicate their size. The background is plain and dark, which helps to highlight the coins and their details.

Google Gemini

Created by gemini-2.0-flash on 2025-06-13

The image shows two sides of an old, weathered coin placed against a black background. The coin has a predominantly greenish-blue patina, suggesting it's made of copper or bronze and has undergone significant oxidation over time. Both sides of the coin have embossed designs, but the details are somewhat obscured by the corrosion. On the left coin a birdlike figure is visible. On the right coin a birdlike figure is also visible, but it appears to be more detailed, possibly an eagle with outstretched wings. The coin's edges appear worn and slightly damaged, with a small chip or piece missing from each coin. To the right of the coins, there is a ruler with centimeter markings, providing a sense of scale for the size of the coin.

Created by gemini-2.0-flash-lite on 2025-06-13

The image shows two ancient bronze coins. They are both circular, though damaged around the edges. The coins are heavily corroded, with a green and brown patina covering the surface.

On the left coin, there appears to be a profile of a head or bust, along with some lettering. On the right coin, there is a depiction of an eagle. Some sort of lettering can be seen around the edge of each coin. The background is a black void. A scale in centimeters is present on the right side of the image for reference.

Mistral Pixtral

Created by us.mistral.pixtral-large-2502-v1:0 on 2025-06-13

The image shows two sides of an ancient coin. Both sides exhibit significant wear and corrosion, indicating the coin's age and potential exposure to the elements over time.

  • Left Side (Obverse):

    • The coin appears to have a profile of a figure, possibly a person, facing to the right. The details are not very clear due to the corrosion, but the outline of a head and possibly a headdress or crown can be discerned.
    • There are some inscriptions or markings around the edge of the coin, but they are difficult to read due to the wear.
  • Right Side (Reverse):

    • This side of the coin seems to depict a more complex design, possibly an animal or a mythical creature. The details are obscured by corrosion, but the outline suggests a figure with raised elements, possibly wings or limbs.
    • Similar to the obverse, there are inscriptions or markings around the edge, but they are also hard to decipher.

The coin has a greenish patina, which is common for bronze or copper coins that have been exposed to oxidation over a long period. The scale on the right side of the image indicates the coin's size, though the exact measurements are not specified.

Qwen

Created by Qwen/Qwen2.5-VL-7B-Instruct on 2025-07-13

The image shows two sides of an ancient coin. The coin appears to be made of a greenish-blue material, possibly copper or a similar metal, and shows signs of age and patina, indicating it is likely a historical artifact. The surface is uneven, with some areas showing a darker tarnishing, which is common for coins that have been exposed to the elements or have been buried for a long time.

The coin on the left side appears to have a more worn and weathered look compared to the right side. Both sides of the coin display inscriptions or symbols that are difficult to make out clearly due to the wear and the angle of the photograph. The background is black, which contrasts with the coin and helps to highlight its details. On the right side of the image, there is a scale bar indicating the size of the coin in centimeters.

Created by Qwen/Qwen2.5-VL-72B-Instruct on 2025-07-13

The image shows two sides of an ancient copper coin with visible signs of aging and oxidation, which gives it a greenish patina. The coin appears to be quite old and has an irregular shape, suggesting it may have been damaged or worn over time.

Obverse (left side):

  • The obverse shows a profile of a figure's head, likely a ruler or deity.
  • The details are somewhat obscured by the patina and wear, but the outline of the head and possibly a diadem or crown can be discerned.
  • There is additional text or inscription around the edge, but it is not clearly legible due to the condition of the coin.

Reverse (right side):

  • The reverse features an eagle perched on a surface, possibly a branch or a globe.
  • Below the eagle, there is additional text or inscription, which is also difficult to read due to the patina and wear.
  • The edge of the coin has a dotted border, which is a common feature in ancient coins.

Scale:

  • On the right side of the image, there is a scale marked in centimeters, indicating the size of the coin. The coin appears to be approximately 2 cm in diameter.

Overall, the coin is in a state of significant wear and oxidation, which affects the clarity of the inscriptions and images. It is likely of historical significance, possibly dating back to an ancient civilization known for using such imagery on their currency.

Text analysis

Amazon

cm

Google

cm
cm