{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900008809},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900009040","490:4900008810","490:4900009028","490:4900008700","490:4900008699","490:4900007796","490:4900009131","490:4900008586","490:4900009234","490:4900007913","490:4900008813","490:4900007914","490:4900008806","490:4900009226","490:4900008470","490:4900008025","490:4900008917","490:4900008694","490:4900009030","490:4900009552","490:4900009348","490:4900009029","490:4900008925","490:4900009145","490:4900009556"],"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":[0.03707277346929335,0.00935550220576994,0.007129041451961621,0.006063270038533155,0.0042931414398137855,0.0039606682609201445,0.00383695827922382,0.003681685725031507,0.0035857420027561276,0.0035199397163057883,0.0034037550350760034,0.003110631829908024,0.0027507242980066367,0.002602398207398683,0.0025219430585020665,0.002445830598322055,0.0024145783595228417,0.0022960491797915017,0.0018741736394327251,0.001472468219568597,0.0013839366214303901,0.0013554690970469258,0.0013523072974477954,0.0013160749976896084,0.0010725741009392788],"twin_dists":[0.33339428220281314,0.396990880043484,0.4083753888537304,0.41500969277977806,0.4288115155323127,0.4319705306527483,0.4332078470810322,0.4348132879379742,0.4358364049530955,0.43655262279873874,0.43784756138192066,0.4413030892062811,0.4459781356614042,0.4480696867745438,0.44925031136473836,0.45039942286981227,0.4508807741836611,0.45275987515456817,0.46026123675606095,0.4690183030615736,0.4712430303093622,0.4719863905389283,0.4720698415416914,0.47303923546365595,0.48027907868896696],"n_dims_used":45,"mean_confidence":0.8994869656032987},"coverage":{"mean_confidence":0.8994869656032987,"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}}