{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":470,"cluster_id":4700001020},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["470:4700000357","470:4700000648","470:4700000769","496:4960005384","472:4720000251","488:4880000851","470:4700001438","488:4880000934","481:4810001621","470:4700000762","470:4700002208","488:4880001046","481:4810001075","488:4880001117","470:4700002737","496:4960004954","481:4810001781","470:4700000450","479:4790000551","488:4880001552","488:4880000411","481:4810001875","496:4960000961","479:4790000762","481:4810002130"],"twin_admin_codes":[470,470,470,496,472,488,470,488,481,470,470,488,481,488,470,496,481,470,479,488,488,481,496,479,481],"twin_sims":[0.7587818671501432,0.7359940780279879,0.7331076849571813,0.579220905025327,0.5768178685947019,0.5744058355655064,0.5710586692493554,0.5677566811929312,0.566014416678123,0.5598336391415669,0.5591558340803154,0.5506771614242677,0.546004554852028,0.5294863578111615,0.5200558523510996,0.5190214921334041,0.5118820107862956,0.5020482190555574,0.4997558992908915,0.497696144852296,0.49458391372873645,0.4914904115348198,0.48801837858915886,0.48735529291857105,0.48543283827447936],"twin_dists":[0.09649961733402466,0.10168985030260537,0.10233955957118529,0.13572615247464803,0.13624183033152024,0.13675963607875438,0.13747854959541447,0.1381882036606132,0.13856283790356186,0.13989304414308695,0.14003903776032936,0.14186748002620486,0.14287704330228104,0.1464587952214044,0.14851408162486465,0.1487400272276025,0.15030256393172126,0.15246392058753483,0.1529693778554093,0.15342410638042986,0.15411220436434483,0.1547974061179991,0.15556797546438197,0.15571532560055343,0.1561428775745116],"n_dims_used":43,"mean_confidence":0.9057313785996548},"coverage":{"mean_confidence":0.9057313785996548,"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}}