{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":487,"cluster_id":4870010865},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["487:4870010348","487:4870012348","487:4870010602","487:4870009516","474:4740002537","478:4780000805","487:4870009952","487:4870011697","487:4870011365","478:4780003749","487:4870011948","474:4740000157","478:4780001169","487:4870009818","484:4840003271","478:4780000738","487:4870010869","478:4780001353","474:4740000202","474:4740000387","487:4870008824","487:4870011706","487:4870011837","478:4780002788","487:4870009096"],"twin_admin_codes":[487,487,487,487,474,478,487,487,487,478,487,474,478,487,484,478,487,478,474,474,487,487,487,478,487],"twin_sims":[0.05937186438119338,0.030885669634549997,0.029493292932268725,0.022864916091710076,0.021843480443624635,0.021294712777127384,0.020600787143045977,0.020064707325193925,0.019213868897542733,0.016960117776224738,0.014844311720082434,0.014379772310830695,0.0134445585947836,0.01264495338382913,0.012606444476131778,0.012467442597646029,0.012435004231377582,0.012294937952935401,0.011770459742940947,0.01174608520770937,0.011482359146317227,0.011307030704500629,0.011266085288401975,0.011209967295106508,0.010930896309043977],"twin_dists":[0.30864992716856515,0.3425075118953543,0.34477175235381846,0.35700848129092616,0.35916120970151083,0.3603541469739743,0.36190154480632103,0.36312836331961834,0.3651355058803447,0.3708543507195673,0.37686606869465966,0.37828640527375534,0.3812731329356618,0.38397616031276943,0.38411011989608024,0.38459669558344867,0.38471093733143225,0.3852072761270813,0.3871114836634416,0.38720179743073735,0.38818975479706863,0.3888577730733898,0.38901510371254355,0.38923156159769146,0.39032251090168235],"n_dims_used":43,"mean_confidence":0.9155050765636356},"coverage":{"mean_confidence":0.9155050765636356,"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}}