{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":496,"cluster_id":4960010978},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["488:4880002401","499:4990002942","466:4660002785","494:4940005209","470:4700008850","479:4790001290","487:4870010332","485:4850004590","496:4960011054","478:4780004949","470:4700004066","485:4850004003","488:4880001097","490:4900002801","481:4810001568","487:4870010330","478:4780006530","494:4940004571","481:4810001740","488:4880000262","490:4900001906","478:4780007987","494:4940000347","493:4930005819","478:4780006527"],"twin_admin_codes":[488,499,466,494,470,479,487,485,496,478,470,485,488,490,481,487,478,494,481,488,490,478,494,493,478],"twin_sims":[0.10739501815604052,0.09400719409160543,0.07846752186440291,0.07004357843221906,0.05957597313204644,0.05870423535257686,0.05093529336885367,0.049412170364480194,0.04410538327217777,0.041401328806941654,0.03424602994523557,0.03384075192706891,0.03233452387867045,0.03181140049412693,0.030762551813442555,0.028791198709351595,0.02765348434115188,0.022897652701202104,0.020995887322175357,0.019809515277507107,0.019654121268135673,0.01938564647138786,0.0190471804174051,0.017664066190385738,0.017137509853854444],"twin_dists":[0.27435452775894986,0.28242155948267783,0.2930142558042507,0.29948041196923564,0.3084623201774651,0.3092673109455069,0.31691499711590876,0.3185267330325827,0.32448736806008854,0.32775968697138996,0.3373830544109919,0.3379777123563125,0.34024239321522437,0.34105003506680276,0.34270415733521764,0.34594846091269227,0.3479086891656922,0.3569408786515586,0.3610150398426312,0.36372244101273166,0.3640874714943995,0.36472411389492637,0.36553779279331033,0.3690000397545191,0.3703808009259518],"n_dims_used":45,"mean_confidence":0.915999009874132},"coverage":{"mean_confidence":0.915999009874132,"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}}