{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":499,"cluster_id":4990000717},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["499:4990000565","499:4990000495","499:4990000652","499:4990000733","499:4990000197","499:4990001263","499:4990000218","499:4990000427","499:4990001076","499:4990000813","499:4990001080","499:4990000731","499:4990000657","472:4720000744","499:4990001273","472:4720000677","499:4990000324","499:4990000280","499:4990000647","499:4990001279","499:4990001167","499:4990000727","499:4990000716","499:4990000971","477:4770003869"],"twin_admin_codes":[499,499,499,499,499,499,499,499,499,499,499,499,499,472,499,472,499,499,499,499,499,499,499,499,477],"twin_sims":[0.9582041051990547,0.9578170156693182,0.9484303439457026,0.9450443222398456,0.9289713077237058,0.9030175330865876,0.9023112244100541,0.9015801359203762,0.8908837575703564,0.8884103095361483,0.8821672194628294,0.8698415828914706,0.8680194226576778,0.8630980297118394,0.857459552163479,0.8528854876609231,0.8505804736567887,0.8421959140177806,0.841856173941113,0.8355166045803153,0.8332990542595916,0.8283960203582544,0.8264732213004061,0.8259250970480535,0.8195671945881288],"twin_dists":[0.037951125370943604,0.03813028504624414,0.04226289448361831,0.0436669820631737,0.04985469523425118,0.05866340430976738,0.058887957011120366,0.0591196736309175,0.062432037968641343,0.06317872083171364,0.06503422636088714,0.06858656120538131,0.06910035245514116,0.07047459342881725,0.07202621056518532,0.07326808789381245,0.07388848304910953,0.07611633684731718,0.07620569542023917,0.07786082365800066,0.07843444753212844,0.07969341384690999,0.08018374746150586,0.08032318450958685,0.08192988502101782],"n_dims_used":44,"mean_confidence":0.9208289059725675},"coverage":{"mean_confidence":0.9208289059725675,"n_dims_used":44,"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}}