{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":493,"cluster_id":4930001938},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["493:4930002772","493:4930002302","470:4700000861","496:4960004884","470:4700005815","470:4700006900","488:4880004252","481:4810001401","488:4880002673","493:4930003974","470:4700000189","470:4700000522","470:4700002182","481:4810002317","488:4880001237","493:4930002237","470:4700001612","470:4700005310","470:4700002186","481:4810001041","470:4700001121","481:4810001006","493:4930002949","470:4700006534","470:4700002346"],"twin_admin_codes":[493,493,470,496,470,470,488,481,488,493,470,470,470,481,488,493,470,470,470,481,470,481,493,470,470],"twin_sims":[0.4717403485276991,0.44056696896319564,0.4178424028073431,0.41081929878512097,0.4030833906896862,0.3715968768236789,0.35590508075203875,0.34547717615613943,0.3412564703220077,0.3383661649967872,0.3210346847042434,0.3156843387375656,0.31497718190128066,0.3136641716005801,0.3021269944947656,0.301924979176073,0.30155954735060375,0.30155884803324695,0.2995996940984868,0.2936477702678273,0.29271056712416393,0.2897872340646757,0.2896081485959245,0.2856544113881443,0.27401412718196805],"twin_dists":[0.15920372061880556,0.16628933950216976,0.17157702191704066,0.1732354131619159,0.1750765715976556,0.18274458862765114,0.18668446405609437,0.18935225446155718,0.19044409477313096,0.19119594659381778,0.19577958522615524,0.19722222332290268,0.19741392698543347,0.19777052067793185,0.2009412962553422,0.2009974343719715,0.20109903998482495,0.2010992344936064,0.20164519247552345,0.20331678140085982,0.20358180985236596,0.20441174095230755,0.20446274480756654,0.2055936147483825,0.2089789559205404],"n_dims_used":45,"mean_confidence":0.9262830098470052},"coverage":{"mean_confidence":0.9262830098470052,"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}}