{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900008068},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900008073","490:4900008517","490:4900009593","490:4900008529","490:4900009696","490:4900009492","490:4900008519","490:4900009194","490:4900009496","490:4900009490","490:4900007856","490:4900008195","490:4900009299","490:4900009489","490:4900009197","490:4900007851","490:4900007975","490:4900009389","490:4900009596","490:4900010285","490:4900008071","490:4900009187","490:4900009303","490:4900008977","490:4900009084"],"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":[0.7525684448451697,0.6918616958365338,0.6869779932193041,0.6325304680217756,0.6254220602555045,0.5707182710625437,0.5433010562332781,0.5218983922165492,0.49586367036130585,0.4840477685803594,0.46493777558724,0.451638365093972,0.4433336126810463,0.44124318083197517,0.42940222063887734,0.41827661537412847,0.41686538589772115,0.40882849762521833,0.40214909948451266,0.39998296188472027,0.37232448231460474,0.3719794377877434,0.3685318389565098,0.3630526961002875,0.3444069189183313],"twin_dists":[0.09792628148063111,0.11147577549996576,0.11254252252685239,0.12430377875096522,0.12582801222076725,0.13755168593596145,0.1434618396615372,0.14811185829800436,0.15382910697627458,0.15645123874140984,0.16073526990983836,0.16375246726790824,0.1656531359508125,0.16613369838102587,0.16887291696691112,0.1714748851348747,0.17180700474357194,0.17370774890880342,0.17529999764039048,0.17581891080292922,0.18256394737281095,0.18264958915280474,0.18350747292942862,0.18487917574318596,0.18962844130348744],"n_dims_used":45,"mean_confidence":0.9250558641221788},"coverage":{"mean_confidence":0.9250558641221788,"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}}