{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900009894},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900008863","490:4900008974","490:4900008636","490:4900008638","490:4900008864","490:4900008972","490:4900008753","490:4900010293","490:4900009179","490:4900008728","490:4900008975","490:4900008078","490:4900007861","490:4900009700","490:4900009599","490:4900008958","490:4900010382","490:4900009090","490:4900008633","490:4900010975","490:4900010803","490:4900008405","490:4900009069","490:4900008978","490:4900008290"],"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":[0.453845297961615,0.44781766953399854,0.35741444967484703,0.3515447869665514,0.3129021025817973,0.2950209217929969,0.27084564416565865,0.25600196125633756,0.2551382184773853,0.23989395504982236,0.22954256905755294,0.20194571164465727,0.19995590458007287,0.19553362874919086,0.18182219258318816,0.18107474818553224,0.16645368613427675,0.163702354392345,0.15415687234784745,0.14942435447613606,0.13796379793562066,0.13693912556338492,0.13252612108247655,0.12887387426522748,0.1247002335430273],"twin_dists":[0.16324958471410428,0.16462523589917474,0.18630170374906194,0.18779493024399754,0.19797787640015435,0.20292937505439151,0.20991559980728866,0.2143967921021481,0.21466251879002105,0.21945009428425552,0.22281457057381365,0.23230885715055638,0.2330267112722711,0.23463995580202468,0.23980936586769241,0.24009893057210457,0.24594251587586624,0.24708295495779992,0.25115083514379816,0.253236268159836,0.25849682123638834,0.2589828053882842,0.26110751386851977,0.2629065816267999,0.2650103188700921],"n_dims_used":45,"mean_confidence":0.9169200473361545},"coverage":{"mean_confidence":0.9169200473361545,"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}}