{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900000861},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900000745","490:4900000746","494:4940008047","494:4940008048","490:4900000638","490:4900000639","494:4940007326","490:4900000859","490:4900000860","494:4940007833","490:4900012976","490:4900000636","490:4900013299","490:4900012306","490:4900012301","490:4900013085","490:4900012304","490:4900000637","490:4900000633","490:4900012302","490:4900012856","490:4900013047","466:4660011792","490:4900006516","490:4900013017"],"twin_admin_codes":[490,490,494,494,490,490,494,490,490,494,490,490,490,490,490,490,490,490,490,490,490,490,466,490,490],"twin_sims":[0.2970968810407583,0.15781720171189373,0.14680320551476256,0.11332454110828316,0.11227782877229117,0.11003627931218964,0.08969901824499503,0.08902758336686847,0.08553415755684234,0.06894604818104962,0.0602445609750431,0.05770856305591645,0.05551856638812468,0.02582831543729428,0.022168093441643694,0.016223856622753816,0.014146548334893407,0.013322053141097448,0.012733360605416275,0.012415229659929883,0.011494126986216284,0.010409596369403855,0.008061666400195391,0.008053775613395816,0.006300413896613361],"twin_dists":[0.20234570115669412,0.24956982826165633,0.25441230814320265,0.2710303207640155,0.2716071996785521,0.27285669495350373,0.2852095462688757,0.2856535559638726,0.28800758977498797,0.3003686080820839,0.30785146602168784,0.31019888279782537,0.3122955010776546,0.3512034702196651,0.35846776057969687,0.37286748117762275,0.3790148156750273,0.38167787290068955,0.38366998276256514,0.38478070921787466,0.38814524335176354,0.3924284882304348,0.40326540667906235,0.4033063650606029,0.4134474270609889],"n_dims_used":45,"mean_confidence":0.9112931993272569},"coverage":{"mean_confidence":0.9112931993272569,"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}}