{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900010097},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900010371","490:4900001960","490:4900010458","490:4900010461","490:4900001666","490:4900010546","490:4900009493","490:4900010197","490:4900010004","490:4900009191","490:4900010101","490:4900008088","490:4900003425","490:4900009807","490:4900008630","490:4900009192","490:4900010375","490:4900010378","490:4900009690","466:4660005083","490:4900008637","490:4900008087","490:4900004803","490:4900009698","490:4900010291"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,466,490,490,490,490,490],"twin_sims":[0.3033274909127249,0.2651323511610813,0.24815864809723506,0.24736198381353183,0.22928026465859078,0.2285862810900438,0.19110960467636887,0.19074053584264244,0.16908998352217725,0.16895861817367128,0.16638826162332135,0.15727622083964687,0.13820618903019602,0.137343904143989,0.1199386524264563,0.1131994172237837,0.10884359059660972,0.1017581716421991,0.10119713060544017,0.09882819900250478,0.0981213408635891,0.09543730905908196,0.09531978698638248,0.09439522866711791,0.0937792527057402],"twin_dists":[0.2006081395179895,0.21162179049881966,0.21683104993190644,0.21708103836467044,0.2229011092743669,0.22313038219777767,0.2362793643554793,0.23641732006539604,0.24486244308012997,0.24491597462046136,0.2459694760510199,0.24980179559079094,0.2583822543727277,0.2587905020043985,0.26747680750691716,0.2710990641400131,0.27352956856710137,0.2776494289283781,0.2779850999034611,0.27941869199915476,0.2798516692079916,0.28151838424845516,0.2815922006359748,0.28217543564583103,0.2825665125993332],"n_dims_used":45,"mean_confidence":0.9195605807834202},"coverage":{"mean_confidence":0.9195605807834202,"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}}