{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800003640},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800003252","480:4800002820","480:4800003402","480:4800003076","480:4800002993","480:4800003403","480:4800002715","480:4800003642","480:4800003639","480:4800002951","480:4800002716","480:4800003450","480:4800002717","480:4800003033","480:4800002992","480:4800003293","480:4800002950","480:4800002864","480:4800002910","480:4800003638","480:4800002768","480:4800002809","480:4800002773","480:4800003637","480:4800002769"],"twin_admin_codes":[480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480],"twin_sims":[0.7240612872012707,0.6465362507005671,0.5417431556807364,0.5385016937672693,0.47954406964826873,0.4617023379883897,0.4393762836711596,0.4207143833818431,0.41793234293908527,0.38829006604160615,0.38215444831374523,0.3768430402339909,0.37256784135847465,0.3673569753065189,0.36111517172234503,0.3588657769854478,0.3547518621319061,0.34374620721599264,0.33782662855346063,0.3370623152827431,0.3120756417905584,0.304812108721502,0.29201343332852747,0.26984571694911247,0.254431509130797],"twin_dists":[0.10436596778518413,0.12129554163018,0.14379906775773552,0.14450130281265294,0.1574558221454082,0.16146641500817568,0.16656362184286302,0.17090230119969774,0.17155586221149352,0.17864259340631,0.18014021525029092,0.18144600193644142,0.18250356801346784,0.18380073283293785,0.18536673384259758,0.18593444501146253,0.18697747297945544,0.18979916971417482,0.19133667751899816,0.1915362461606702,0.19820307829739414,0.2001971919273918,0.20377927641489843,0.21021259219112076,0.21488035930487667],"n_dims_used":43,"mean_confidence":0.9130728965581849},"coverage":{"mean_confidence":0.9130728965581849,"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}}