{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":496,"cluster_id":4960002322},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["496:4960002598","493:4930005400","496:4960000374","496:4960002602","496:4960000369","496:4960003036","496:4960003312","496:4960003172","496:4960002743","496:4960003171","496:4960003583","496:4960003028","496:4960002325","496:4960003163","496:4960002324","496:4960003174","496:4960003295","496:4960002888","493:4930005161","493:4930005040","496:4960003715","496:4960002326","496:4960003710","496:4960001959","496:4960002604"],"twin_admin_codes":[496,493,496,496,496,496,496,496,496,496,496,496,496,496,496,496,496,496,493,493,496,496,496,496,496],"twin_sims":[0.6388948726566243,0.4844449790448814,0.43646845261729605,0.4350569996658686,0.43275099945139917,0.43020699991459155,0.4218192559613702,0.4189530801369647,0.4102201525334025,0.40906583365014576,0.39599705512736655,0.39310342885592325,0.39103744104038574,0.3855405780049486,0.37453682684217354,0.3738591422574412,0.35264279404500887,0.35068956128363804,0.3436252136665187,0.34230348029940066,0.33879307194753544,0.33521518406671114,0.33273876815489956,0.3296587568894718,0.3270027518034716],"twin_dists":[0.12293775958046904,0.15636277897052303,0.16723469086005688,0.1675610640317378,0.1680951973228178,0.1686857909327651,0.1706432508132642,0.17131585506436914,0.17337746010542815,0.17365138573532987,0.17677711676461957,0.17747552068241407,0.1779756271065114,0.17931230391394928,0.1820157597053626,0.18218351062051438,0.18751462243600986,0.1880135754499155,0.18983045343058536,0.19017257940036375,0.19108467921128106,0.19201956017331387,0.1926698044760095,0.1934822347245824,0.19418617688917053],"n_dims_used":45,"mean_confidence":0.9337496439615885},"coverage":{"mean_confidence":0.9337496439615885,"n_dims_used":45,"similarity_metric":{"field":"twin_sims","kind":"cosine_in_zscored_morphology_space","range":"[-1, 1]; higher = more similar","interpretation":"cosine similarity in the z-scored feature space (n_dims_used dims). High-dimensional cosine concentrates near 0, so absolute values are typically SMALL and are meaningful only RELATIVELY (rank order / vs the cohort) — NOT a 0–1 probability. mean_confidence is the SEPARATE GUM uncertainty weight of the anchor's witnessed features, not a function of the similarities."}},"error":null}}