{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900011460},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900011922","490:4900010541","490:4900011864","490:4900010454","490:4900010624","490:4900004670","490:4900011035","490:4900011591","490:4900010539","490:4900011595","490:4900010538","490:4900010867","490:4900011461","490:4900010709","490:4900010702","490:4900010797","490:4900011112","490:4900011188","490:4900011529","490:4900012122","490:4900004661","490:4900010786","490:4900011593","490:4900011201","490:4900004659"],"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":[0.03384060992158271,0.02752181000695284,0.020650677318105954,0.01984033981788711,0.019347202804941385,0.019182094188053028,0.01726651474375709,0.017150338063307787,0.017056070173495624,0.01651571954997052,0.015505469594096538,0.01450555061090333,0.01436248050759068,0.014096522050050886,0.012952568790266704,0.01238315687440066,0.01223401392529795,0.011692838119887687,0.011180938971296106,0.01083254387800149,0.010193517032890731,0.010133579300035394,0.00969576126073128,0.009497557323494735,0.009123109710304918],"twin_dists":[0.33797792177986663,0.34814001564639235,0.36178879111230644,0.36365032931218105,0.36481590573170514,0.3652119553156613,0.37003911385122573,0.370346722852366,0.3705976683910248,0.3720600397088556,0.3749106618639599,0.3778978871611245,0.3783400523048438,0.37917243809901263,0.3829188491079727,0.38489408333483355,0.38542473200357996,0.38739967124099844,0.3893439075675711,0.3907128998087246,0.39332905399626655,0.3935818721952232,0.3954701158431396,0.3963500673915035,0.39805818715741137],"n_dims_used":45,"mean_confidence":0.9130137973361545},"coverage":{"mean_confidence":0.9130137973361545,"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}}