{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900004451},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900000719","490:4900001425","490:4900002620","487:4870004412","490:4900000932","490:4900003762","490:4900000706","496:4960008090","490:4900003313","487:4870003701","490:4900003601","493:4930006038","490:4900001086","487:4870011340","490:4900004040","490:4900006405","496:4960006638","490:4900007383","469:4690001687","496:4960003977","466:4660001139","490:4900003491","466:4660003438","496:4960008033","487:4870000679"],"twin_admin_codes":[490,490,490,487,490,490,490,496,490,487,490,493,490,487,490,490,496,490,469,496,466,490,466,496,487],"twin_sims":[0.3906449428344929,0.33654630105448763,0.2435294620464555,0.16304210871025446,0.16128799541588418,0.14794383182665846,0.14549102868574443,0.14496353114314803,0.14347374072422633,0.13633070062494118,0.12673446634248667,0.12495011519151915,0.12367878562605765,0.11596918960095737,0.11353266952829694,0.1118851556158496,0.10775998461578457,0.10671101470291906,0.10621233107150167,0.10364239237005725,0.10258006860892098,0.10135139711961222,0.09825700739055206,0.09710252446687143,0.09645825099656802],"twin_dists":[0.17807077703522892,0.19167112007530426,0.2182909542703651,0.24735868911305903,0.24809519980367722,0.25389864983554616,0.255006884196797,0.25524702395180954,0.25592875813889215,0.25927265974795927,0.2639783984905084,0.26488287420121626,0.26553330521732654,0.26959082732822315,0.27091610389536813,0.27182468518740877,0.2741458709032238,0.27474706949939504,0.27503449158675636,0.2765325718650991,0.27716028834699985,0.2778926575387703,0.27976837906790825,0.28048005944617377,0.28088011525788303],"n_dims_used":45,"mean_confidence":0.9137759738498263},"coverage":{"mean_confidence":0.9137759738498263,"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}}