{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900001613},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900002506","490:4900001612","490:4900004871","490:4900001749","490:4900002952","490:4900004187","490:4900001196","490:4900004874","490:4900004870","490:4900004036","490:4900005014","469:4690001936","490:4900001325","490:4900007021","496:4960011916","469:4690003376","490:4900001748","490:4900001322","490:4900005007","490:4900003890","490:4900004599","496:4960011475","490:4900002049","487:4870003826","466:4660000757"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,469,490,490,496,469,490,490,490,490,490,496,490,487,466],"twin_sims":[0.7183785760778381,0.605629264210036,0.6049220649642405,0.5357037041932835,0.5230296192849047,0.5156889424561129,0.4988178490050725,0.49637882386426263,0.48574358316271077,0.48550813342542953,0.47183975383695387,0.4466475106117112,0.44582726274444656,0.4434918938111404,0.4427909895486241,0.439749583720335,0.4384911078419418,0.42103842020547705,0.41724817273663234,0.41399051212093096,0.4034286401794984,0.40147458464715513,0.4002616368802446,0.40025215600234393,0.3992978817383791],"twin_dists":[0.10563173328331084,0.13006750040510345,0.13021893140259777,0.1451081156301701,0.14786507634193471,0.14946872359580052,0.153176404148824,0.15371520825358073,0.15607373308782402,0.15612612224424433,0.15918139591353392,0.16489309706760177,0.16508101883683837,0.1656167849266752,0.16577779339342605,0.16647759842204582,0.16676771681846217,0.17082629724779302,0.17171687199760566,0.1724850761913523,0.17499406774718124,0.1754614464011766,0.17575208104035633,0.17575435432667097,0.17598329164973747],"n_dims_used":45,"mean_confidence":0.9148040771484375},"coverage":{"mean_confidence":0.9148040771484375,"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}}