{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900002850},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900004111","490:4900003967","494:4940008948","490:4900003272","490:4900002255","490:4900002556","490:4900003000","494:4940007542","490:4900004112","490:4900004110","490:4900009047","490:4900002851","490:4900002252","490:4900009183","490:4900002408","494:4940009001","494:4940007855","490:4900008397","494:4940007951","490:4900009994","490:4900011419","490:4900002406","490:4900002998","490:4900009688","490:4900009051"],"twin_admin_codes":[490,490,494,490,490,490,490,494,490,490,490,490,490,490,490,494,494,490,494,490,490,490,490,490,490],"twin_sims":[0.23196377658277417,0.12373955000854331,0.11260493591014716,0.10996519359840656,0.10905232829007536,0.08481863394003279,0.08118920975841301,0.06306833564672902,0.05652279834708189,0.049073005188390105,0.048776010212988136,0.047515140873884615,0.04735465367557899,0.03094641189294554,0.027717320033398784,0.027173353478950755,0.02579041484421806,0.02346716395292325,0.02030385943652495,0.020017152335436782,0.019791882795611733,0.019654077860555005,0.017722791487208924,0.016393395809389203,0.015990283832370385],"twin_dists":[0.2220188352964985,0.26550210185305567,0.2714264759923066,0.2728966404699332,0.2734113953254807,0.28849915433425855,0.2910448098109664,0.3053313812305552,0.3113257638992511,0.31889125648550776,0.3192121866739942,0.3205931062432543,0.320771063556024,0.3424107406898271,0.3477968831596372,0.34875681619238447,0.3512739905041706,0.35577802513379897,0.3625775772153057,0.3632385680033414,0.36376373491213615,0.36408757381293744,0.36884829132534436,0.37239691149504406,0.37352290912571734],"n_dims_used":45,"mean_confidence":0.9207906934950086},"coverage":{"mean_confidence":0.9207906934950086,"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}}