{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900003396},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900003259","490:4900003258","490:4900003527","490:4900003265","490:4900002993","490:4900003131","490:4900004493","490:4900003518","490:4900003952","490:4900003390","490:4900003256","490:4900002845","490:4900003519","490:4900002846","490:4900003254","490:4900003125","490:4900003521","490:4900003651","490:4900004356","490:4900003130","490:4900003126","490:4900003528","490:4900003253","490:4900003266","490:4900003129"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490],"twin_sims":[0.5749378234933075,0.5396102705880197,0.5151752525074721,0.4358394313385543,0.40305243376622246,0.37182842739811894,0.3713414396832093,0.2982694193981641,0.2905047802787389,0.2880183033050432,0.28088949254321616,0.26313572286882153,0.24852163088802195,0.2235471747960192,0.21729307236910425,0.2159879853628635,0.20611221009331943,0.2028470568437144,0.19892538212250765,0.16939212996444578,0.1565916856864203,0.15437874412166863,0.15121139438673778,0.12989834389209487,0.12699221062164423],"twin_dists":[0.1366454132117918,0.14426104960565678,0.14958114880659737,0.1673800887750891,0.1750839708876618,0.182687083041237,0.18280804702030476,0.20201709184358219,0.20420757077767523,0.20491636345185346,0.20696908089347651,0.21222344241559868,0.21671731880997067,0.22480915969920834,0.22692817741277974,0.2273755120181987,0.23082131557792154,0.23198528316132735,0.2334004246455557,0.24473943136101844,0.2500961536033142,0.25105422484511214,0.25244316233276864,0.2623980943103606,0.2638485493208226],"n_dims_used":45,"mean_confidence":0.9193531460232205},"coverage":{"mean_confidence":0.9193531460232205,"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}}