{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900001197},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["487:4870004988","487:4870005990","487:4870005563","487:4870004978","490:4900000116","487:4870005279","487:4870006741","487:4870004113","487:4870005564","490:4900002037","487:4870006287","487:4870004558","466:4660013349","466:4660002348","487:4870004410","487:4870004860","487:4870004977","487:4870004715","466:4660011025","470:4700002613","496:4960011988","466:4660013656","487:4870002869","487:4870004115","487:4870006145"],"twin_admin_codes":[487,487,487,487,490,487,487,487,487,490,487,487,466,466,487,487,487,487,466,470,496,466,487,487,487],"twin_sims":[0.4266593534231217,0.3506764720606162,0.33178179126482477,0.2831108582113374,0.27233293826770444,0.26141366572233954,0.25653279942119517,0.24316713796118838,0.23767158122217896,0.23274410432840248,0.2293153596850257,0.22786661637364064,0.21595626546531446,0.21054315535144055,0.20201548005416692,0.20000506269330964,0.1929286781970628,0.1865261271936036,0.18195769200293593,0.1812251395618166,0.17611229509357015,0.17520158035601024,0.17204021528114993,0.17151850049731962,0.16856338440530488],"twin_dists":[0.16951176601725276,0.18801692397649195,0.19292178876007815,0.20632611156378206,0.20947510155448723,0.21274465403692963,0.21423376360479027,0.21840597245808274,0.22016429955445457,0.22176354456460354,0.22288952703837295,0.22336862609641245,0.22738640702916912,0.22926173712627038,0.23228377559042737,0.23300891757648678,0.23560210698570777,0.23800604201809838,0.2397569626716007,0.24004060016881404,0.24204322147499327,0.24240425623636527,0.24366800720383813,0.2438781548104879,0.24507721350819264],"n_dims_used":45,"mean_confidence":0.9046344333224826},"coverage":{"mean_confidence":0.9046344333224826,"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}}