{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":487,"cluster_id":4870000712},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["487:4870001451","487:4870001339","487:4870000718","466:4660009674","487:4870001624","487:4870000390","487:4870001241","496:4960009177","496:4960008491","487:4870000265","487:4870000500","487:4870000382","487:4870000264","487:4870001341","487:4870000968","487:4870001261","485:4850005674","487:4870001546","487:4870001545","487:4870001151","487:4870002201","466:4660011944","487:4870000266","490:4900000063","494:4940008601"],"twin_admin_codes":[487,487,487,466,487,487,487,496,496,487,487,487,487,487,487,487,485,487,487,487,487,466,487,490,494],"twin_sims":[0.25863390695053035,0.1349186041795164,0.11841036766498023,0.0943599814377961,0.0933462177519411,0.08497470955077283,0.06747164293859695,0.05544586536660277,0.048846492049146706,0.04710290602293996,0.0450592609285374,0.04345846198754559,0.04080409859163201,0.03976891291910529,0.039017207309785744,0.03880252400960189,0.03486427068989381,0.032257931171274616,0.03204319268291341,0.030452484417255107,0.03035212837071531,0.02924535027077622,0.028445794010530382,0.02828647233583419,0.02767119560464684],"twin_dists":[0.21359056498309253,0.25994913889809645,0.2682842904764511,0.2821977594058888,0.2828426566300392,0.2883916493567273,0.30158007427257794,0.3123662662452924,0.31913587737083127,0.32105123419412296,0.32337322057080325,0.32525455519457364,0.3285066111231793,0.3298234013145041,0.33079786663457256,0.3310790826591991,0.3364873644268874,0.34035994252448853,0.3406907849262808,0.3432024040362216,0.34336459705951566,0.3451845298741532,0.3465364294505287,0.34680970668578703,0.34787764625488615],"n_dims_used":43,"mean_confidence":0.9040400482887445},"coverage":{"mean_confidence":0.9040400482887445,"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}}