{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900010863},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900010954","490:4900010623","490:4900010778","490:4900004925","490:4900010621","490:4900012124","490:4900011326","490:4900010620","490:4900009057","490:4900012204","490:4900011120","490:4900010708","490:4900005479","490:4900010964","490:4900004944","490:4900010269","490:4900011022","490:4900009474","490:4900010622","490:4900010536","490:4900005082","490:4900010351","490:4900005344","490:4900009164","490:4900005347"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490],"twin_sims":[0.34646653900264596,0.33012516472615006,0.28766929031212646,0.23626215225920655,0.2221878398700343,0.19727888055906567,0.19135245493999462,0.17923274354000476,0.17533913561544975,0.17186466656550203,0.17170888320402478,0.16742322572826385,0.1627598439675149,0.15024132101051496,0.1485657225191244,0.13917728376862262,0.13631076947588777,0.13596211536061584,0.13162024064296016,0.1288777737250618,0.1266284275852925,0.12582073081696207,0.12491137615049917,0.11669771597658525,0.11400399371723394],"twin_dists":[0.18909734570349032,0.19335894151118846,0.2050161449686566,0.22061950652439838,0.2252663251436377,0.23400030384390413,0.23618868978381888,0.24081616394231756,0.24234963957752084,0.2437386675181002,0.2438014153515725,0.2455438798314544,0.2474768163077183,0.252872828864122,0.25361982475949296,0.25792476348359555,0.2592821713445339,0.2594487257816815,0.26155022276728673,0.26290464037963923,0.2640318779429408,0.2644403491181152,0.2649026192023315,0.26919872393213545,0.2706580450661107],"n_dims_used":45,"mean_confidence":0.9188300238715278},"coverage":{"mean_confidence":0.9188300238715278,"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}}