{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900011887},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900008107","490:4900007787","490:4900011293","490:4900008342","490:4900008324","490:4900011151","490:4900008116","490:4900011889","490:4900009934","490:4900010915","490:4900010835","490:4900007773","490:4900011154","490:4900010134","490:4900008010","490:4900011297","490:4900010490","490:4900009013","490:4900010833","490:4900009940","490:4900010916","490:4900010480","490:4900008325","490:4900010993","490:4900010746"],"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":[0.36758572153238217,0.33330359733969783,0.32800258889802025,0.27446841946744244,0.25783393513267555,0.2453387929048959,0.23757756114959291,0.22198619691669175,0.21057101073265524,0.20951284835865783,0.20603957065178238,0.19493694565519398,0.19488630001145674,0.17467006650573635,0.17375955660473089,0.1719887948449784,0.16677496978686035,0.16504757183897484,0.15059608919052642,0.14948746668866625,0.1369345587876477,0.13497368176155988,0.13360966036483563,0.13215074671673058,0.1317413119379224],"twin_dists":[0.18374359833341833,0.19252126330130304,0.19392081352768958,0.20884520807974488,0.21383506498827415,0.2177182371375224,0.22019461054586006,0.22533429960960905,0.22925200372598176,0.22962236973144337,0.2308470724348809,0.2348595537615541,0.23487821440301485,0.24261558292652455,0.24297866494411174,0.2436886991543261,0.245810231878494,0.24652364058373624,0.2527154582283185,0.25320813968239464,0.25898497741076804,0.2599226541510353,0.2605809631238845,0.2612906841148485,0.2614909219506335],"n_dims_used":45,"mean_confidence":0.886297098795573},"coverage":{"mean_confidence":0.886297098795573,"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}}