{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900007843},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900012214","490:4900010095","490:4900007944","490:4900008729","490:4900008399","490:4900009282","490:4900007978","490:4900009176","490:4900009167","490:4900011551","490:4900008183","490:4900012150","490:4900009487","490:4900011492","490:4900011129","490:4900012148","490:4900008063","490:4900010207","490:4900009065","490:4900009692","490:4900009802","490:4900010817","490:4900008626","490:4900011682","490:4900012153"],"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":[0.08638640553748554,0.08056047661168594,0.07853534671409786,0.07481757963627093,0.07191652777747981,0.06874875727849146,0.0530391329832426,0.048742099232281316,0.044005349552189495,0.04399831361832003,0.042096134757963456,0.04169258184129633,0.03861777966648784,0.03604923315239536,0.03303316643930615,0.03292897445321239,0.03196580039725866,0.03107798638637115,0.030292224759359655,0.030078087081565865,0.029403233859380453,0.02898440631264646,0.028311053576541432,0.028151665844424793,0.027771641017356564],"twin_dists":[0.2874263518789139,0.2914950115437884,0.2929645156554352,0.2957434799293067,0.29799044763613053,0.30052948608150515,0.31475345414775896,0.31924893421825645,0.32460537803567013,0.32461368681870534,0.32690207471370036,0.32739872254615865,0.33132213715744335,0.3348077473797144,0.3391810016723043,0.33933806889337675,0.340810485960513,0.34220167984171135,0.34346163098268057,0.34380984869057607,0.3449213380042591,0.345622209465254,0.3467674574091316,0.34704196966619627,0.3477019162135386],"n_dims_used":45,"mean_confidence":0.9176851908365885},"coverage":{"mean_confidence":0.9176851908365885,"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}}