{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":488,"cluster_id":4880000176},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["488:4880000177","488:4880000133","488:4880000612","488:4880000227","488:4880000453","488:4880000182","488:4880001019","488:4880000337","488:4880000279","488:4880006260","488:4880000020","488:4880000703","496:4960004924","499:4990000830","499:4990002870","477:4770003753","488:4880001018","496:4960005948","488:4880000336","499:4990002650","496:4960005550","496:4960005546","470:4700001431","488:4880000075","470:4700000768"],"twin_admin_codes":[488,488,488,488,488,488,488,488,488,488,488,488,496,499,499,477,488,496,488,499,496,496,470,488,470],"twin_sims":[0.9314001494360102,0.8666641186572974,0.8400566902834856,0.823776565085076,0.7098307558485328,0.6617803281145528,0.6606575363372899,0.6594589789156835,0.6526168899090842,0.6292231054145705,0.6248947670900049,0.6203817356280974,0.6133670807640799,0.6054774346449201,0.5945773162009985,0.5802802630832837,0.5774803504979565,0.5670286127538778,0.5640259679827662,0.560231325207812,0.5419934275939813,0.5396133394058203,0.5385720765039151,0.536547505012187,0.5331665369003077],"twin_dists":[0.04896329766241679,0.06948073472891997,0.07667785792468469,0.08086831716029085,0.10752614769253255,0.11801033818516779,0.11825279577032045,0.11851152061517006,0.11998673853140297,0.12501313468351274,0.12594102757532671,0.12690808157361175,0.12841056396254402,0.130100011273075,0.1324343486976242,0.13549887854518486,0.1360996465905602,0.13834474151269804,0.13899057998443792,0.1398073972304592,0.14374488116562792,0.14426038465523167,0.14448604650098845,0.14492505139471226,0.14565890743210605],"n_dims_used":45,"mean_confidence":0.9312483045789931},"coverage":{"mean_confidence":0.9312483045789931,"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}}