{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":497,"cluster_id":4970001300},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["497:4970001217","497:4970001301","497:4970001380","494:4940004800","494:4940004799","477:4770002753","477:4770002668","665:6650000932","497:4970000580","494:4940004803","494:4940004678","494:4940004930","497:4970002684","497:4970001299","476:4760003286","484:4840001653","483:4830000279","477:4770001784","496:4960012229","498:4980004048","494:4940004931","500:5000009133","488:4880003846","484:4840001483","497:4970001037"],"twin_admin_codes":[497,497,497,494,494,477,477,665,497,494,494,494,497,497,476,484,483,477,496,498,494,500,488,484,497],"twin_sims":[0.09974278580373776,0.025434450011346633,0.01235927131487509,0.0022449577758988774,0.0009452976606508471,0.0008372895518571342,0.0008193847305318738,0.0007919004121052645,0.0004856347627547396,0.0004852205017875271,0.00047839076745329534,0.0004573386678083838,0.00039080886275650825,0.0003895338581517329,0.00037231502831425205,0.00036278803082789727,0.0003421995100423908,0.00021481827798269765,0.00017953915609919825,0.0001633224833210033,0.0001346120216266907,0.00013360167936112607,0.00012948106010510842,0.00012368385353833935,0.00011835816780343234],"twin_dists":[0.27886206119227014,0.35194072511022073,0.384978685594073,0.4535974473109397,0.48469502121619357,0.48889906897777097,0.48964427676903827,0.49081817760071533,0.507344132620923,0.5073725041311395,0.5078435448180239,0.5093360932826282,0.5145158397823901,0.5146229572973695,0.5161026562884586,0.5169491382829675,0.5188519618930727,0.5337736549763923,0.5394129236090366,0.5423650610233564,0.5483445993626564,0.5485762972053336,0.5495387191199789,0.5509428774635615,0.5522887249722797],"n_dims_used":44,"mean_confidence":0.9129712364890359},"coverage":{"mean_confidence":0.9129712364890359,"n_dims_used":44,"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}}