{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800001380},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800001392","480:4800001265","480:4800001381","480:4800001447","480:4800001333","480:4800001330","480:4800001322","480:4800001387","480:4800001389","480:4800001660","480:4800001549","480:4800001391","480:4800001943","480:4800001610","480:4800001517","480:4800002060","480:4800002108","480:4800001607","480:4800001331","480:4800002112","480:4800001716","480:4800001776","480:4800001774","480:4800001713","480:4800001717"],"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":[0.6392036669525712,0.5016298170238964,0.42954452306437485,0.41115728050412625,0.40136258949833065,0.37906586640734,0.37447553684137624,0.3675400988910123,0.36509571168131527,0.3444237677057242,0.33845974083645247,0.2888509645461405,0.2720121839288881,0.2656327489477351,0.2654083837281839,0.2574861530082389,0.2414854247386619,0.2304254645432991,0.22876112708876892,0.22754483234859235,0.2199134974420054,0.21615033057966385,0.2099826701795645,0.20550226196310428,0.1989042508992441],"twin_dists":[0.12287144416682712,0.15255613072792426,0.16883981861922476,0.17315532373140324,0.17548826490432926,0.18089845247542505,0.18203092501369822,0.18375499219016622,0.1843664971508468,0.18962408983984066,0.19117155088296656,0.2046786004235658,0.2095699751141082,0.21147144696644055,0.21153883521340452,0.21394150892675673,0.2189412813385535,0.2225237669734567,0.22307257462471666,0.22347531332151283,0.22603541755974305,0.22731976726705333,0.22945777148022178,0.2310377870958614,0.23340810173169407],"n_dims_used":43,"mean_confidence":0.9201260056606558},"coverage":{"mean_confidence":0.9201260056606558,"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}}