{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":489,"cluster_id":4890002712},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["489:4890002628","469:4690004883","496:4960005163","489:4890002630","478:4780001917","485:4850000320","479:4790000147","470:4700004919","479:4790001298","470:4700008984","470:4700009020","485:4850008695","489:4890001337","470:4700009046","485:4850000163","472:4720001452","478:4780002940","470:4700005234","493:4930003049","496:4960004713","481:4810003174","496:4960004714","499:4990001081","485:4850004730","479:4790001566"],"twin_admin_codes":[489,469,496,489,478,485,479,470,479,470,470,485,489,470,485,472,478,470,493,496,481,496,499,485,479],"twin_sims":[0.34184576194151606,0.18561179136192893,0.17958523716406613,0.17700655400458704,0.17166965611550591,0.14569470030120038,0.13071619294360254,0.12786265203955585,0.12308422452160778,0.12161090081425968,0.12045790523359923,0.11477035248628173,0.11274710595400697,0.10790757181104924,0.10659255731476174,0.09676882295928407,0.09425844051202746,0.09385019695111316,0.08940278362018562,0.08863361654524614,0.08808340271004933,0.08577281714029539,0.08412063250438491,0.08302182723312612,0.08218933892863563],"twin_dists":[0.190291222336539,0.2383540386276517,0.2406785084940135,0.24169000164914434,0.24381722201899003,0.25491433661184637,0.2619943306606185,0.2634114993150836,0.26583923788199926,0.26660221924194377,0.26720424621928557,0.2702401968556882,0.27134805454001687,0.2740616486948291,0.2748152491553686,0.28068700708563876,0.2822621069044053,0.2825213677840762,0.28540511571988103,0.28591531813418486,0.2862824449100964,0.2878443594083215,0.2889818775020611,0.2897483061888247,0.29033439063003047],"n_dims_used":45,"mean_confidence":0.9142706976996527},"coverage":{"mean_confidence":0.9142706976996527,"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}}