{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":470,"cluster_id":4700001236},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["470:4700001829","470:4700001102","466:4660001576","466:4660001996","470:4700001382","466:4660001477","470:4700001675","496:4960004584","470:4700002144","466:4660001689","470:4700001237","470:4700001235","466:4660001788","496:4960006576","466:4660000699","466:4660002499","496:4960006043","466:4660000934","466:4660001897","496:4960004748","470:4700003342","496:4960007513","470:4700001676","496:4960006583","496:4960012671"],"twin_admin_codes":[470,470,466,466,470,466,470,496,470,466,470,470,466,496,466,466,496,466,466,496,470,496,470,496,496],"twin_sims":[0.8887919506444781,0.8386845437049583,0.8058357835803087,0.7851012499266232,0.7323229311670973,0.6609236408674909,0.6480586372846279,0.6188850337228704,0.6019272065125999,0.5875116775784819,0.5818836006042665,0.5718919700453414,0.5709880764481121,0.567549130362811,0.5654432282217048,0.5569932041740395,0.5448689122410431,0.5160061773991375,0.5052389143852986,0.5030321436637264,0.4890983137534556,0.478800912761736,0.4782718630183683,0.4681637281864877,0.4655546799274225],"twin_dists":[0.0630639531003117,0.07703662265994929,0.08533757955072628,0.09034310350348415,0.10251593101809293,0.11819534045427173,0.1209680420052424,0.1272287165149358,0.1308602290339144,0.13394828705197898,0.13515496336043392,0.13729953023631505,0.137493716443145,0.13823282557744856,0.13868568915748875,0.1405050176470313,0.14312263269215755,0.14939930786883077,0.15176142144545338,0.1522471598550541,0.1553281231914628,0.1576218759153791,0.15774013918754548,0.16000802461423738,0.1605960633693423],"n_dims_used":43,"mean_confidence":0.912263737168423},"coverage":{"mean_confidence":0.912263737168423,"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}}