{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":496,"cluster_id":4960002630},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["496:4960002235","496:4960002223","496:4960003185","496:4960003322","496:4960003750","496:4960001605","496:4960002768","496:4960001972","496:4960001134","496:4960002631","496:4960003471","496:4960001719","496:4960003733","496:4960003451","496:4960001244","496:4960001599","496:4960003455","496:4960003046","496:4960001971","496:4960002767","496:4960001724","496:4960001715","496:4960002629","496:4960002100","496:4960003335"],"twin_admin_codes":[496,496,496,496,496,496,496,496,496,496,496,496,496,496,496,496,496,496,496,496,496,496,496,496,496],"twin_sims":[0.7821112238405346,0.7552062674650459,0.7333422931273044,0.7158829447310951,0.6645601062395076,0.6473863707719308,0.633855573733545,0.5799385948163344,0.5635529271395332,0.5476724048023847,0.5198782256034467,0.5191644552576005,0.5147199056190009,0.511294048893239,0.5091684094400968,0.5057837190812325,0.504102743188728,0.4895641333825774,0.48805257381312595,0.4875726049031969,0.48512486361714496,0.4846226206096499,0.4842670282563788,0.48343694798480497,0.48099124526588216],"twin_dists":[0.0910527270338002,0.09732173369907902,0.10228680963146905,0.10618597338433958,0.1174096901853874,0.12111267587983826,0.12401948006391077,0.13557217606430016,0.13909236528328273,0.14251652131385864,0.1485528748507253,0.14870879202543327,0.14968082823249731,0.1504314850130464,0.15089788595281967,0.15164159082678036,0.152011435531868,0.1552247144921335,0.15556037828892091,0.15566702807579863,0.15621141911074932,0.1563232250294042,0.15640240627371316,0.15658731409548918,0.1571326952964032],"n_dims_used":45,"mean_confidence":0.9404703776041666},"coverage":{"mean_confidence":0.9404703776041666,"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}}