{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":497,"cluster_id":4970001211},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["483:4830000205","483:4830000307","497:4970000860","497:4970001121","483:4830000260","497:4970000127","494:4940004813","497:4970001465","491:4910000531","483:4830000183","665:6650000054","497:4970002928","494:4940001383","492:4920006297","497:4970000944","497:4970001973","497:4970002062","497:4970002516","497:4970000648","497:4970002877","494:4940006354","497:4970001395","497:4970001696","497:4970000649","492:4920006499"],"twin_admin_codes":[483,483,497,497,483,497,494,497,491,483,665,497,494,492,497,497,497,497,497,497,494,497,497,497,492],"twin_sims":[0.017644453828957966,0.0025582819858567516,0.0018076019417628958,0.0016003910371142807,0.000663466468783175,0.0005200731708970108,0.00048672570875596193,0.00038259042321779895,0.00034458119187810395,0.0003060354423822909,0.0003008917416586102,0.0002723622932565571,0.0002491786018529316,0.00022635185248409163,0.00021416416556485044,0.00020690539739600194,0.00018886599603741542,0.00013460393528413428,0.00011473597394041305,0.0000978232251844426,0.00009645329867483487,0.00009569680602465108,0.00008825730771431962,0.00007738481299555508,0.00007288812694624156],"twin_dists":[0.3690508173127912,0.4487128518914608,0.4615847520623365,0.46601265509043555,0.4968622517899699,0.5050611937149238,0.5072695250121103,0.515212124914565,0.5186264362016506,0.5224703778991583,0.5230173161012377,0.5262201843514017,0.529064113211158,0.5321184520986164,0.5338700144826819,0.5349583224970457,0.5378269465366429,0.5483464472467334,0.553237174130655,0.5580780476452779,0.5585041374405048,0.5587418899971648,0.5611796512566839,0.5651173099331266,0.566901312893464],"n_dims_used":45,"mean_confidence":0.9172770182291666},"coverage":{"mean_confidence":0.9172770182291666,"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}}