{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800002658},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800003069","480:4800003435","480:4800003556","480:4800003297","480:4800003618","480:4800002659","480:4800003243","480:4800003754","480:4800002854","480:4800003500","480:4800003504","480:4800003290","480:4800002665","480:4800002896","480:4800002995","480:4800002610","480:4800003495","480:4800003151","480:4800003082","480:4800003283","480:4800003568","480:4800003756","480:4800002564","480:4800004061","480:4800003389"],"twin_admin_codes":[480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480],"twin_sims":[0.5564587400716402,0.45253803739489223,0.3884079995862079,0.38015490344552383,0.3751393421659139,0.371013571140246,0.3675414788522697,0.3424165592801782,0.3242103271674315,0.31531402226904276,0.26533307096729386,0.2569661111797547,0.2393589004305324,0.21853636299144094,0.2104886875723912,0.20985118823875723,0.20224116556145408,0.20021521395545733,0.19654940200034016,0.1883583905232009,0.1831049683863636,0.1587106007832173,0.1540598016682972,0.15236486778297129,0.14896525117198],"twin_dists":[0.14062021830164487,0.16354735424291883,0.17861391779649038,0.18063075815414129,0.1818667409273501,0.18288953128179689,0.18375464754649853,0.19014328179692533,0.19492969191478085,0.19732258229359165,0.21156146340841697,0.21410084506288565,0.2196216502333127,0.22650370163713815,0.22928077212301165,0.2295038098577942,0.23220268299986604,0.232932883379371,0.2342671861628981,0.2373122696783733,0.23931436454233893,0.24918801348336472,0.2511931349565304,0.25193489363601385,0.25344114987700267],"n_dims_used":43,"mean_confidence":0.9130872682083485},"coverage":{"mean_confidence":0.9130872682083485,"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}}