{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900006061},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900001753","490:4900006775","496:4960012337","490:4900002050","488:4880003721","490:4900005801","490:4900008876","466:4660002252","470:4700002292","490:4900002056","470:4700002800","470:4700007098","466:4660000380","490:4900000851","470:4700003317","496:4960011293","496:4960006941","490:4900009200","490:4900006650","496:4960012560","490:4900006771","488:4880005940","488:4880005230","490:4900005935","493:4930001568"],"twin_admin_codes":[490,490,496,490,488,490,490,466,470,490,470,470,466,490,470,496,496,490,490,496,490,488,488,490,493],"twin_sims":[0.1971220236215334,0.11955366590098909,0.10671308870205563,0.10495352738155854,0.0993451208800131,0.0957771852550334,0.09444337876187178,0.09411725664470466,0.08386734125008935,0.08221688034383873,0.07809254701831635,0.07733971387481749,0.07240741753196724,0.06855092570036225,0.06803190299133062,0.06686460069301482,0.06656049196307329,0.06375959623778223,0.06301931026622311,0.061728894722072256,0.059610601387086286,0.058238062554794294,0.057815417138935433,0.05681722418653504,0.0564555274219463],"twin_dists":[0.234057632785302,0.26767947372901385,0.274745876306475,0.2757647117648473,0.27910359237071564,0.2813053076722385,0.2821449504976409,0.282351667401886,0.28915783882178714,0.2903149252996573,0.2932898732433249,0.29384645593004394,0.2976051436877656,0.3006911824115271,0.30111721398741653,0.3020851310588794,0.3023395547896121,0.30472859081096454,0.3053743372623842,0.30651496936762784,0.308430544031739,0.30970183746376645,0.3100982760770191,0.3110441509006241,0.311390277301702],"n_dims_used":45,"mean_confidence":0.9097819010416667},"coverage":{"mean_confidence":0.9097819010416667,"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}}