{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800000587},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800000727","480:4800000380","480:4800000803","480:4800000685","480:4800000644","480:4800000730","480:4800000547","480:4800000890","480:4800000715","480:4800001192","480:4800000475","480:4800000843","480:4800000339","480:4800000649","480:4800001077","480:4800000972","480:4800000723","480:4800000383","480:4800000353","487:4870001422","480:4800000684","487:4870003475","480:4800000564","480:4800000442","480:4800000480"],"twin_admin_codes":[480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,487,480,487,480,480,480],"twin_sims":[0.23962283841226134,0.21894361953286878,0.1968276361937495,0.18652721888338983,0.17264677360923308,0.1686119001362466,0.1571750337050776,0.15007126032298,0.12912758472900654,0.1219754081973197,0.11264383877774163,0.10590030886928194,0.10529270780151101,0.09571721378123689,0.09275005292893886,0.08904520264029121,0.08547508731487144,0.08121365374116074,0.0810235865160207,0.08058451772629431,0.07531675966522906,0.07346404655795398,0.07245537661864104,0.07147937118284421,0.07141611005116734],"twin_dists":[0.21953699199457227,0.22636501156515693,0.23416531242683802,0.23800562723754035,0.2434242572291994,0.245057406487587,0.24984524824827614,0.25294836262574333,0.262780370732811,0.2664128009069019,0.27140500946288487,0.2752148628735686,0.27556728892016347,0.28134286195165076,0.2832244864990579,0.28564187073079894,0.2880480466590685,0.2910273632780052,0.29116313191422566,0.2914777453263403,0.29536397273449494,0.29678290595076356,0.29756761367592743,0.2983353734657034,0.2983854293334944],"n_dims_used":43,"mean_confidence":0.9171490336573401},"coverage":{"mean_confidence":0.9171490336573401,"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}}