{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":493,"cluster_id":4930001459},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["493:4930000769","493:4930000500","493:4930002100","493:4930000977","470:4700006511","493:4930001612","493:4930001606","493:4930001594","493:4930002607","496:4960007461","493:4930001768","493:4930001216","493:4930001082","496:4960007631","493:4930002925","493:4930001767","496:4960004593","493:4930002257","493:4930001473","470:4700006685","493:4930001773","488:4880002286","488:4880004744","470:4700007484","493:4930001943"],"twin_admin_codes":[493,493,493,493,470,493,493,493,493,496,493,493,493,496,493,493,496,493,493,470,493,488,488,470,493],"twin_sims":[0.5458840391709373,0.48930751433556646,0.452514900375469,0.44887097240695134,0.4303650142918211,0.425670557436112,0.4232738744773247,0.4195323184141536,0.4178441792721017,0.4115505048015796,0.3953964055838243,0.3919859984291013,0.3803294966053117,0.3544166057559547,0.3507434336134544,0.3504214846237133,0.34596202915761093,0.34567015780701166,0.34509782389491495,0.34343079478607613,0.34013633063461535,0.33821961237126447,0.33578006404278776,0.33476712881409987,0.33104574000788833],"twin_dists":[0.14290310128933004,0.15528167846691202,0.16355262727717634,0.1643843502478393,0.1686490664359723,0.16974248405378317,0.1703026331221991,0.17117976874288246,0.17157660395940982,0.1730621800424877,0.17692189477861295,0.17774586064043163,0.18058787621066613,0.1870627470591577,0.18799979434737665,0.18808216871563854,0.18922728419253879,0.18930250256305378,0.18945009681405206,0.18988073404756275,0.19073506835926474,0.19123416093299567,0.1918716028701805,0.19213701414680068,0.1931158709605994],"n_dims_used":45,"mean_confidence":0.9215464274088542},"coverage":{"mean_confidence":0.9215464274088542,"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}}