{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800005820},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800005821","480:4800005754","480:4800004078","480:4800005685","480:4800004000","480:4800005823","480:4800004745","480:4800005682","480:4800005523","480:4800005677","480:4800005931","493:4930003159","480:4800005937","480:4800005267","487:4870010241","480:4800004749","480:4800005250","480:4800005007","494:4940000012","487:4870009578","487:4870009169","480:4800004233","480:4800006082","480:4800005679","480:4800003924"],"twin_admin_codes":[480,480,480,480,480,480,480,480,480,480,480,493,480,480,487,480,480,480,494,487,487,480,480,480,480],"twin_sims":[0.19189383037964383,0.18411754799527622,0.18229052126572046,0.1611702909021962,0.14245231075077006,0.13781679588481466,0.1297475558076504,0.12488715655803789,0.10719565539469536,0.10714680137274989,0.09629824512964183,0.09197426734969814,0.08912254448716737,0.08099043446153317,0.076859253098209,0.06771931440591847,0.06747997346282049,0.06742522543999326,0.059996089493291126,0.05875186316704857,0.057806556148247056,0.054617754865110155,0.05185034625752732,0.05109288269044139,0.047786777125789076],"twin_dists":[0.23598684148655658,0.23892535252416872,0.23962836084312328,0.24814482879921085,0.25639921124064724,0.2585663755051276,0.2624727462062835,0.26491496611180637,0.2744687389055415,0.2744967515923465,0.2809797949348471,0.2837242724606702,0.2855905987287816,0.29118683918052835,0.29420395178306163,0.3013750753897055,0.3015731691044479,0.30161856243837787,0.30807782758000074,0.3092230765766245,0.31010661316533294,0.3131777923113264,0.31596589940886416,0.3167505392673662,0.32029304212691123],"n_dims_used":43,"mean_confidence":0.9186555729355923},"coverage":{"mean_confidence":0.9186555729355923,"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}}