{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800004460},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["493:4930000543","480:4800005012","493:4930000407","480:4800004551","480:4800003819","480:4800005837","493:4930000536","480:4800005015","488:4880005694","480:4800005843","480:4800004601","480:4800005690","481:4810002652","481:4810002578","493:4930000130","485:4850005473","485:4850005265","485:4850006179","480:4800004778","480:4800003661","480:4800004893","485:4850005332","480:4800005376","470:4700007501","493:4930003912"],"twin_admin_codes":[493,480,493,480,480,480,493,480,488,480,480,480,481,481,493,485,485,485,480,480,480,485,480,470,493],"twin_sims":[0.167713726060733,0.09596779508875129,0.07521585722460063,0.0731562540686623,0.06454051423235191,0.05616197117183285,0.05600033462142379,0.0489283236873177,0.040651363151652554,0.03557617229530018,0.03480596089774923,0.03172999161365442,0.029912840300432057,0.028681535142566623,0.028410200969286977,0.027926712151933878,0.02777968943918506,0.026611612594326182,0.024860577967196703,0.024325078995705556,0.02418095838608586,0.023687061803887913,0.023620183134546575,0.021931972839133656,0.021630452552448984],"twin_dists":[0.2454247615671413,0.2811860700640045,0.2954405209407247,0.29702142818612814,0.30405401741419963,0.3116725457158863,0.31182848784197237,0.31904739502918084,0.32869910923239737,0.33547257254652085,0.33657126194804127,0.34117674020242483,0.3440800188023804,0.34613447703168027,0.34659736623021997,0.3474316889700146,0.3476878591162243,0.3497656467617523,0.3530327782008182,0.3540716487917972,0.35435462153001845,0.355335566963818,0.3554697560725804,0.3589712860743117,0.35962117098088164],"n_dims_used":43,"mean_confidence":0.9202281153479288},"coverage":{"mean_confidence":0.9202281153479288,"n_dims_used":43,"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}}