{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":500,"cluster_id":5000002113},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["500:5000001693","500:5000001901","477:4770000879","499:4990003014","500:5000002361","485:4850007972","477:4770000872","500:5000002764","477:4770003894","499:4990000774","477:4770003715","499:4990000680","477:4770000812","485:4850007119","500:5000001235","485:4850007334","500:5000001802","477:4770002019","477:4770001956","500:5000001445","500:5000001390","500:5000001200","485:4850006899","477:4770003642","485:4850008059"],"twin_admin_codes":[500,500,477,499,500,485,477,500,477,499,477,499,477,485,500,485,500,477,477,500,500,500,485,477,485],"twin_sims":[0.6806378725289032,0.5953485479251762,0.528368529966655,0.5087400847471001,0.508248414194096,0.4744963381148676,0.46762182537485564,0.45469731912133493,0.4520261763261176,0.45188700498806267,0.44719947711379315,0.4209539476722001,0.42007605696520345,0.4104820935149509,0.4086778491153303,0.4052213221678464,0.39773725623538025,0.39718984239515187,0.39495569713335343,0.3893723219209969,0.3886550470161365,0.38396267319476984,0.3784268298325311,0.3762859867639237,0.37437084595600045],"twin_dists":[0.11392367239546446,0.132269147554505,0.14670198806913706,0.15099192833524167,0.1510999042496324,0.15858535157126488,0.1601300683369637,0.16305567980372004,0.16366403306005436,0.1636957656430973,0.16476671330656426,0.17084610819056908,0.17105209527204296,0.17331534736438972,0.17374353279283525,0.17456618079850592,0.17635823498517375,0.17648991151816065,0.17702818577497414,0.17837959590984462,0.17855386136701967,0.17969766878296667,0.18105570639577703,0.18158346732992323,0.18205683205081408],"n_dims_used":45,"mean_confidence":0.9241082085503473},"coverage":{"mean_confidence":0.9241082085503473,"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}}