{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900007764},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900008998","490:4900008882","490:4900008121","490:4900009431","490:4900008458","490:4900008558","490:4900010592","490:4900009333","490:4900008802","490:4900008777","490:4900008770","490:4900007880","490:4900008785","490:4900009425","490:4900007777","490:4900008112","490:4900008677","490:4900008919","490:4900008697","490:4900008886","490:4900009000","490:4900008108","490:4900008555","490:4900011568","490:4900010735"],"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":[0.13400838570769913,0.09252092983666811,0.079861192196406,0.05970598235555463,0.05362771657670982,0.04815656945926612,0.04641468338765833,0.0391479081092571,0.038202911905829195,0.03655706607773552,0.0341011483851061,0.03408009681390621,0.029609225158830493,0.02927695859751148,0.029098254662289835,0.027759155857550916,0.027191808177847686,0.02660861530036262,0.025200372882041962,0.024167696099556615,0.022360681650337555,0.022355111685273734,0.020978301525533538,0.020881662740500375,0.01730785610376944],"twin_dists":[0.2603880087660673,0.28337175018826416,0.29199905132276766,0.3083430974398054,0.3141614852843959,0.31988683189580797,0.32182360303568625,0.3306273005645266,0.331871555296124,0.3341022528823326,0.3375949447915784,0.33762579666278153,0.34457976806246127,0.3451317413318291,0.3454308380414935,0.34772372930339673,0.34872397932447047,0.3497710786368297,0.3523835660847948,0.3543807345805996,0.35806050596982036,0.35807224158021117,0.3610541877549149,0.36126982759887466,0.369930089196725],"n_dims_used":45,"mean_confidence":0.886810302734375},"coverage":{"mean_confidence":0.886810302734375,"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}}