{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":492,"cluster_id":4920002276},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["492:4920001860","492:4920002565","492:4920002357","492:4920002499","492:4920001757","492:4920001574","492:4920001534","492:4920002777","492:4920001437","492:4920002775","492:4920002356","492:4920002084","492:4920002284","492:4920000760","492:4920001868","492:4920001887","492:4920001669","492:4920002114","492:4920001768","492:4920002338","492:4920002783","492:4920002031","492:4920002498","492:4920002413","492:4920000861"],"twin_admin_codes":[492,492,492,492,492,492,492,492,492,492,492,492,492,492,492,492,492,492,492,492,492,492,492,492,492],"twin_sims":[0.25441889408296,0.20146127728344887,0.19363945832517665,0.177190915983195,0.16171986213724054,0.14866839352483482,0.13560884207103718,0.132508063089083,0.13042614407711836,0.1279865137149843,0.12639500787304325,0.12372331775119849,0.12297491149167414,0.12187601612373182,0.12072826588391743,0.10769446040263268,0.10137476895061588,0.09841655093551252,0.09769039001782523,0.0935088770126578,0.09136339424182811,0.09022022109787436,0.08996276887841154,0.08719490275436206,0.08353143895744354],"twin_dists":[0.21488425133158762,0.23248317455097445,0.2353386855658793,0.24161733916571423,0.2479133321567222,0.2535738750244763,0.25961781362065645,0.261116316623124,0.26213730607822566,0.2633494914103374,0.26414972027314865,0.26551043620405,0.26589560749178165,0.2664644077171354,0.2670626861880506,0.27418329167228805,0.2778786618432892,0.2796705453944333,0.28011684495902034,0.28273881141911295,0.2841201667458465,0.2848666954947504,0.2850358525947963,0.2868791552473333,0.28939184551765335],"n_dims_used":45,"mean_confidence":0.9335563659667969},"coverage":{"mean_confidence":0.9335563659667969,"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}}