{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800000560},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["495:4950001745","480:4800000944","480:4800000522","495:4950001058","480:4800000907","495:4950001110","480:4800001025","480:4800000903","495:4950000956","480:4800001188","495:4950001685","495:4950001503","480:4800000561","480:4800000948","480:4800000904","480:4800000946","480:4800000525","480:4800001111","480:4800000600","480:4800000986","480:4800000987","480:4800001164","480:4800001171","480:4800000486","495:4950001791"],"twin_admin_codes":[495,480,480,495,480,495,480,480,495,480,495,495,480,480,480,480,480,480,480,480,480,480,480,480,495],"twin_sims":[0.5429094829073353,0.4647187486177953,0.23864120987527396,0.1405708838821565,0.12516029876089507,0.12409519820997005,0.11549180681476563,0.11513370572604936,0.1145615744459663,0.11411634583588731,0.10476621659849572,0.09668531534023184,0.09269529339248259,0.09205756893792111,0.09032499209653157,0.08884818745623334,0.08309263438973419,0.0799112820511808,0.07113387878711117,0.0705198614780602,0.06965193374499558,0.0696508261661537,0.0687738908758484,0.06644523787786057,0.0639596879602363],"twin_dists":[0.14354658428340003,0.16078470949282497,0.2198521573018778,0.25727237128417085,0.26477582617519063,0.2653197048723169,0.2698487885341059,0.27004283231942655,0.2703538174005356,0.2705966514381627,0.2758739504748812,0.280738882711759,0.28325965580218304,0.2836704476209495,0.284797965935612,0.2857726372265144,0.2896986739669148,0.2919628294408068,0.2986091858902804,0.29909848468059325,0.2997960514974435,0.29979694617400754,0.30050897040442187,0.3024362264946528,0.30455510613139897],"n_dims_used":43,"mean_confidence":0.9024616507596748},"coverage":{"mean_confidence":0.9024616507596748,"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}}