{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800001551},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800001657","480:4800001544","480:4800001945","480:4800001826","480:4800001497","480:4800001824","480:4800001547","480:4800001652","480:4800001709","480:4800001277","480:4800001490","480:4800001342","480:4800001655","480:4800001883","480:4800001659","480:4800001708","480:4800001327","480:4800001598","480:4800001656","480:4800001329","480:4800001546","480:4800001767","480:4800001882","480:4800001886","480:4800001658"],"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":[0.5119441654756177,0.5102841309185591,0.48352944698979633,0.4292718161877935,0.35959783851219085,0.3403403096483604,0.3072152664059026,0.3070269363003257,0.3010200902146373,0.29218561695134226,0.2873956844393494,0.2782626301199689,0.2612609718483279,0.24748151971464954,0.2471380948810602,0.241607510222067,0.2353058538032023,0.21815956629556776,0.21510569623608608,0.21213437187713444,0.21052739241963184,0.20620124652697744,0.19744253402438686,0.188969595351323,0.18889381910005193],"twin_dists":[0.1502889376094129,0.1506530157128599,0.1565667042196306,0.16890325188071179,0.1857494854220403,0.19068204346760878,0.1995344372183354,0.1995862674962012,0.20124916332675147,0.20373047856559506,0.205094418559626,0.2077334120843957,0.21279097333360275,0.21704349580770152,0.21715138635967976,0.2189023390018288,0.22092937586738204,0.2266321732826559,0.2276789599436696,0.22870711918745637,0.22926724549524613,0.2307897530540842,0.2339405244804506,0.23708189407547553,0.2371104273387803],"n_dims_used":43,"mean_confidence":0.9204306491585665},"coverage":{"mean_confidence":0.9204306491585665,"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}}