{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":494,"cluster_id":4940000177},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["494:4940000136","494:4940000106","494:4940000996","494:4940000476","494:4940001054","494:4940001049","494:4940000526","494:4940000530","494:4940000879","494:4940000651","494:4940000924","494:4940000873","494:4940004350","494:4940000532","494:4940000820","494:4940000409","494:4940000524","487:4870003139","494:4940006589","494:4940006168","494:4940003872","494:4940006276","496:4960011917","494:4940000883","487:4870003411"],"twin_admin_codes":[494,494,494,494,494,494,494,494,494,494,494,494,494,494,494,494,494,487,494,494,494,494,496,494,487],"twin_sims":[0.6680082098391927,0.51994976281081,0.512383618424084,0.4706148018404863,0.44378961043571086,0.37780146983940993,0.37722671148664566,0.37178786176331596,0.3658165258267354,0.3635530213943696,0.3613358016707083,0.33929559510379564,0.3273794208327427,0.30801739267681244,0.2992970582502791,0.2944782349988029,0.2906927663027097,0.28746922793536817,0.2784282430013522,0.27671031556308096,0.275085571576909,0.26777068485402333,0.26675138452809155,0.25961037740000364,0.2562636772042729],"twin_dists":[0.11666384763448158,0.14853725093290024,0.15019260721535846,0.1594566089524264,0.1655484245177369,0.18120971963797605,0.18135138011225274,0.18269715623657282,0.18418596000144086,0.18475348854126605,0.18531114762698875,0.19095380012686897,0.19408615392003306,0.19931388901985794,0.20172971398706346,0.20308235527763643,0.20415413101955798,0.20507337473862747,0.20768509487225423,0.20818715132652912,0.20866373009819295,0.21083108548962634,0.21113599162571053,0.2132927657431486,0.21431638843672232],"n_dims_used":45,"mean_confidence":0.9166858249240452},"coverage":{"mean_confidence":0.9166858249240452,"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}}