{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900011876},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900011132","490:4900011354","490:4900008081","466:4660004723","490:4900011552","490:4900010972","490:4900010638","466:4660005305","490:4900011421","490:4900011052","466:4660004473","490:4900011947","466:4660004550","490:4900011422","490:4900007503","490:4900011681","490:4900004826","490:4900012149","490:4900008415","466:4660004640","490:4900012152","490:4900007966","490:4900003278","490:4900005627","466:4660005200"],"twin_admin_codes":[490,490,490,466,490,490,490,466,490,490,466,490,466,490,490,490,490,490,490,466,490,490,490,490,466],"twin_sims":[0.46696760512961977,0.36714783188916755,0.36508204444402803,0.33211386344035165,0.31027294992470905,0.3084583252994888,0.30010989308846636,0.2650168443434622,0.260160447852948,0.25088302406155627,0.23075063423128425,0.1733052983926803,0.16562598295662948,0.16191395791303537,0.16175379691101865,0.15497667656125513,0.14664743273381425,0.14548852234851267,0.1311501588548781,0.1264098596868848,0.11310627699864541,0.10392799723589677,0.09588000227521808,0.09063651247369504,0.0730978532542308],"twin_dists":[0.16027747195412262,0.18385298668227876,0.18436992201843658,0.19283430497080764,0.19869547730361295,0.19919279340802962,0.20150281480806218,0.21165651941162608,0.21312531825011088,0.21598002190388532,0.22241684943130072,0.2431603167141957,0.24628416142741272,0.24783170934694249,0.24789905649171437,0.25079437055163767,0.25448268600374624,0.255008023664051,0.2617808595663317,0.2641422173971914,0.2711502736334147,0.2763646668228204,0.28124096643987145,0.28459398148965936,0.29706677717504154],"n_dims_used":45,"mean_confidence":0.9135080973307291},"coverage":{"mean_confidence":0.9135080973307291,"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}}