{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800006332},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["492:4920002327","480:4800006090","480:4800006064","492:4920002697","480:4800006418","480:4800006289","492:4920002645","480:4800006404","480:4800006141","480:4800006116","480:4800006067","480:4800006335","480:4800006142","480:4800006405","480:4800006143","480:4800006419","480:4800006409","480:4800006063","480:4800006091","480:4800006348","480:4800005919","480:4800005983","480:4800006066","480:4800006275","480:4800006028"],"twin_admin_codes":[492,480,480,492,480,480,492,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480],"twin_sims":[0.8405709245979645,0.7840481017455959,0.7146220366766176,0.6670475281917442,0.3955055785496881,0.27868294046546066,0.24754889509682854,0.2329913569995911,0.22600275464814945,0.19952063464701617,0.19226716899854504,0.17704572977567568,0.1747063328558794,0.17133964316354489,0.16310951366196882,0.15248195073308893,0.12186156241792022,0.10289546521093802,0.1025957474766606,0.1002431024413709,0.09979584563873148,0.09301519409367226,0.09258940891339092,0.08777565573578139,0.08719141718747453],"twin_dists":[0.07654312336237604,0.09059337236721131,0.10646563519701707,0.11687173820345208,0.17689557265886685,0.2076108215590555,0.2170223403980384,0.22168277116554908,0.22398798029233025,0.23318439708762728,0.23584787580187774,0.24167455682261066,0.24260114907604252,0.24395030423532613,0.2473305021992715,0.25188346017965035,0.26647191510893664,0.27697339649557473,0.27715098707170255,0.27855925091258077,0.27882989110625145,0.28305443115846074,0.2833277066574328,0.28648858199659866,0.28688150562647224],"n_dims_used":42,"mean_confidence":0.9124234517415365},"coverage":{"mean_confidence":0.9124234517415365,"n_dims_used":42,"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}}