{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900000692},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900000230","490:4900000691","496:4960008677","490:4900001064","490:4900004036","490:4900003890","490:4900001024","490:4900003207","490:4900000919","496:4960008028","490:4900000598","490:4900000804","487:4870004551","490:4900000690","494:4940008691","490:4900001325","490:4900003217","496:4960008137","496:4960007914","490:4900002760","487:4870004549","490:4900002033","496:4960009182","490:4900000795","490:4900001564"],"twin_admin_codes":[490,490,496,490,490,490,490,490,490,496,490,490,487,490,494,490,490,496,496,490,487,490,496,490,490],"twin_sims":[0.6807904497733454,0.6739875982772748,0.6688719011291372,0.6127701659879329,0.5766264580745687,0.5556073390975819,0.5553584160293182,0.5507186966504932,0.5375282225593762,0.5348686725044914,0.5161988978551716,0.5100942383330119,0.5078336213418653,0.5036977859089028,0.49572279896701843,0.49361419710524157,0.4866617221666619,0.47413396050717227,0.4680185030261262,0.4656935351022356,0.46421630593741886,0.4621879982614163,0.45351717140786313,0.4498173102530914,0.4460302686064223],"twin_dists":[0.11389048127076208,0.11536825614088621,0.11647688463562977,0.12853839434869316,0.1362829141604874,0.14080376653513474,0.14085743820796928,0.14185851231319108,0.1447123539857407,0.1452893338657041,0.14935714285745236,0.15069468217004267,0.15119101824536324,0.15210058294630668,0.15386025908289663,0.1543268585044969,0.15586951540702396,0.15866659117127208,0.16004072651685858,0.16056473904092022,0.16089815334694135,0.16135655099594165,0.16332429610482724,0.1641681081467323,0.16503449721483437],"n_dims_used":45,"mean_confidence":0.9146574232313368},"coverage":{"mean_confidence":0.9146574232313368,"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}}