{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900008138},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900008032","490:4900008030","490:4900008249","490:4900008139","490:4900007920","490:4900007924","490:4900008140","490:4900007926","490:4900008142","490:4900007922","490:4900007806","490:4900008253","490:4900008141","490:4900005982","490:4900007807","490:4900007204","490:4900007810","490:4900005593","490:4900008250","490:4900007921","490:4900005852","490:4900007919","490:4900007440","490:4900008251","490:4900008031"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490],"twin_sims":[0.4095768520546059,0.19744004845857102,0.12374455128460694,0.014223258974920779,0.007774665838862687,0.004687905489657906,0.0020336507963897767,0.0018567641644427956,0.001806298550560498,0.0015446096010114608,0.0008774671124114511,0.00021896939588071984,0.00021416908479975487,0.00020635101866348576,0.00009169934412010932,0.00007243589687792572,0.00004237548733554666,0.00003414690677609764,0.00003193599000239094,0.000018383059912159997,0.000018085106757056683,0.00001511284066723153,0.000014348772729397702,0.0000129752122822659,0.000011735885379356424],"twin_dists":[0.1735300766389823,0.23394143215190064,0.2654995341467497,0.37877406931398916,0.40477878763413955,0.4253372362050204,0.4572586406811128,0.4606031239515451,0.4616111100620069,0.46729497789606333,0.48727935235896713,0.5331684981620044,0.5338692887808372,0.5350429108603763,0.5600285276741975,0.5670864624742461,0.5828150138084872,0.5890302290032545,0.5909439588059637,0.6065035928681101,0.6069578747484305,0.6119270681295237,0.6133554498772588,0.6161164031385753,0.6188586582760748],"n_dims_used":45,"mean_confidence":0.8868409898546007},"coverage":{"mean_confidence":0.8868409898546007,"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}}