{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":487,"cluster_id":4870000424},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["665:6650003023","665:6650002736","487:4870000619","487:4870000362","487:4870000774","487:4870001879","665:6650002886","487:4870003061","665:6650002659","487:4870001607","497:4970003462","665:6650002131","665:6650002811","487:4870003330","665:6650003572","665:6650002206","665:6650002041","497:4970003470","497:4970003454","487:4870003466","665:6650002359","487:4870001131","665:6650004364","487:4870000620","665:6650002818"],"twin_admin_codes":[665,665,487,487,487,487,665,487,665,487,497,665,665,487,665,665,665,497,497,487,665,487,665,487,665],"twin_sims":[0.2976510331891614,0.2907027498413894,0.2625517875795892,0.2602504145660574,0.25840252654644763,0.25147482879591776,0.23783851056437458,0.23764738383345602,0.2316100405544002,0.20454075353480514,0.19829649382411374,0.19731955785888194,0.19164555242897968,0.19039883824252457,0.18844600051235227,0.17867680602247255,0.1766562736904799,0.1724956910100915,0.17187030336522513,0.171090863605458,0.16799014876513202,0.16711962681904663,0.1562736590200563,0.15571624974168752,0.15159091664632432],"twin_dists":[0.2021903026923092,0.20415129352288713,0.21239994091560238,0.2130979525835163,0.21366123403103734,0.2157959384877176,0.22011050270849408,0.22017209976733834,0.2221347490563745,0.23137992224875076,0.23362914458334136,0.23398544203016614,0.23607936093242107,0.23654521082761334,0.23727921557197998,0.24103365881670863,0.241828205870484,0.24348491351431537,0.24373639784053663,0.24405074944825583,0.2453115536130885,0.2456685282937748,0.2502332284920754,0.2504739738676353,0.2522756153868096],"n_dims_used":43,"mean_confidence":0.8904086268225382},"coverage":{"mean_confidence":0.8904086268225382,"n_dims_used":43,"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}}