{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":477,"cluster_id":4770000833},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["477:4770001068","477:4770002334","500:5000002367","485:4850006738","477:4770001178","477:4770001239","477:4770000893","477:4770001478","500:5000002115","477:4770001641","499:4990002943","477:4770000759","477:4770000278","499:4990002563","499:4990000536","500:5000001490","477:4770001028","477:4770000276","485:4850001293","477:4770001208","499:4990002799","477:4770000156","477:4770000496","477:4770001482","470:4700008607"],"twin_admin_codes":[477,477,500,485,477,477,477,477,500,477,499,477,477,499,499,500,477,477,485,477,499,477,477,477,470],"twin_sims":[0.6176018980204958,0.5733407084845,0.5690229029634165,0.5503200148418417,0.535341548410851,0.4775451267917498,0.46424821816406614,0.46182647825251544,0.44227178921151356,0.4365075194090006,0.42544935628727154,0.4150808893237324,0.40827186002747423,0.3946861643566909,0.3884108733231361,0.37901484274967306,0.37620093775903973,0.3731500880867945,0.37160918752904,0.36840924068935393,0.35875320830173185,0.34722863298951456,0.338699553558707,0.3348655519337933,0.33441774243019956],"twin_dists":[0.12750357357561531,0.13698836037081666,0.1379160160645278,0.1419445947174076,0.14518670359067526,0.15790266185521126,0.16089094678460023,0.16143832864707444,0.1658971251383503,0.1672256633393089,0.16979412779652803,0.17222766025372463,0.17383999730403335,0.1770932192473892,0.1786132190969118,0.1809110036368088,0.1816044638129753,0.1823591867922643,0.18274153081770958,0.18353805305879825,0.18596290326691103,0.18890125476300265,0.19110904702557735,0.19211120603044834,0.19222866214565956],"n_dims_used":45,"mean_confidence":0.9219833374023437},"coverage":{"mean_confidence":0.9219833374023437,"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}}