{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900009920},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900009518","490:4900007882","490:4900008893","490:4900004755","490:4900008550","490:4900008445","490:4900008660","490:4900008323","490:4900010506","490:4900008214","490:4900007793","490:4900008330","490:4900009619","490:4900010658","491:4910005414","490:4900004757","490:4900010033","490:4900008655","490:4900010744","490:4900008551","490:4900011505","490:4900005945","490:4900005679","490:4900010566","490:4900010021"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,491,490,490,490,490,490,490,490,490,490,490],"twin_sims":[0.016951998887284263,0.011887090146703824,0.007004667000525237,0.006923228652971634,0.0061121591496369285,0.0030107768202348234,0.0021911109885617034,0.0015440277277896416,0.0010570828929798287,0.0009299725523699084,0.0006702220367461095,0.0005612256183519514,0.0004710604458024314,0.00040024557294157626,0.00038222353984921655,0.00022895001336158385,0.0002286785373262482,0.00016970705454805724,0.00016264058145719685,0.00015949869081687112,0.00015514313103221397,0.0001433854405658576,0.00014225633021784116,0.00013776504685922758,0.00012425806447840143],"twin_dists":[0.3708761279812519,0.3866816223509232,0.409101692723465,0.40958357295161574,0.4146831647046941,0.4425484218882174,0.45449934733693315,0.46730857798394915,0.48078974414124465,0.4852634864271392,0.4965182163041136,0.5025114820601413,0.5083561554720771,0.5137330515588142,0.5152435336625724,0.5317565522500883,0.5317941851692886,0.5411711651695666,0.5424951642343894,0.5431013425672412,0.5439605710750482,0.5463989365535235,0.5466429354248244,0.5476319387919732,0.5508010536042486],"n_dims_used":45,"mean_confidence":0.885736592610677},"coverage":{"mean_confidence":0.885736592610677,"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}}