{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900001006},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["494:4940008827","490:4900000553","490:4900000670","490:4900002337","490:4900000658","490:4900000903","490:4900000900","490:4900012492","490:4900000557","490:4900002283","490:4900001419","490:4900001155","490:4900001171","490:4900001399","494:4940008579","490:4900000395","490:4900001145","490:4900000769","490:4900000662","496:4960008365","490:4900003309","490:4900002646","490:4900000705","494:4940008499","490:4900000387"],"twin_admin_codes":[494,490,490,490,490,490,490,490,490,490,490,490,490,490,494,490,490,490,490,496,490,490,490,494,490],"twin_sims":[0.41176702597507375,0.3539878366767713,0.33454491438011147,0.3148248016004432,0.30451325317511474,0.29667110817129655,0.28411111786779025,0.27285940026218425,0.2643106155312525,0.26157473881375487,0.25628207214659626,0.24707186809068865,0.24059248354246118,0.22608600229722328,0.22568851237558288,0.22360608347370697,0.22132790417763706,0.21925946263670826,0.2066794354165839,0.20218685838202827,0.19343471389313513,0.19154279036475078,0.18980202007651042,0.181371990557228,0.18075022641071783],"twin_dists":[0.17301090891434232,0.18717186746295544,0.1921952974862094,0.19745526782007594,0.20027982277137701,0.2024652145967309,0.20603758392943256,0.20931953222103508,0.21186906363180086,0.21269581131749646,0.21431073914730928,0.21717220327998996,0.2192264970020963,0.2239602452943199,0.2240927352084354,0.22478938974518353,0.22555649965771302,0.2262575711911924,0.23062039897950187,0.23222219079653464,0.23541449659045016,0.2361176791204758,0.23676897340797276,0.2399836759553975,0.2402249156050981],"n_dims_used":45,"mean_confidence":0.9088036431206598},"coverage":{"mean_confidence":0.9088036431206598,"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}}