{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":494,"cluster_id":4940000205},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["494:4940000169","487:4870008684","487:4870008644","487:4870009758","487:4870008641","469:4690006292","494:4940000164","493:4930002817","487:4870010937","493:4930002996","493:4930002481","487:4870007648","493:4930003854","493:4930004359","494:4940000094","494:4940000763","487:4870008367","494:4940000363","487:4870013396","487:4870007466","469:4690006454","466:4660009542","487:4870012217","487:4870006925","494:4940000516"],"twin_admin_codes":[494,487,487,487,487,469,494,493,487,493,493,487,493,493,494,494,487,494,487,487,469,466,487,487,494],"twin_sims":[0.38505331966103284,0.12622631670494508,0.11029245653082415,0.09032914157649431,0.08336994900928231,0.0725853679453075,0.06502185654168591,0.06332118114141858,0.05936646218225626,0.05935584278735884,0.058969024224634764,0.05437238443153477,0.05241691552820252,0.05208744125874064,0.0506875325830836,0.04822357869619662,0.047792096675582506,0.04774133179427438,0.04714302680657278,0.046030992842142016,0.04575651116473467,0.045583587055612974,0.04536510429396849,0.0417831037589629,0.03889717309660798],"twin_dists":[0.1794312245943456,0.26423498704988385,0.2727129054845854,0.28479524518555055,0.289504615229712,0.29746599099167853,0.3036415413323614,0.3051102712890288,0.30865489981590527,0.30866467590356045,0.3090217615939715,0.31342020449171076,0.3153852071195154,0.31572225601921355,0.3171744146607594,0.3198135024743306,0.3202871801091803,0.3203431440441997,0.32100649991763164,0.32225837699368864,0.3225712685053817,0.3227691993033485,0.3230201788576531,0.327286967084537,0.3309549389567893],"n_dims_used":45,"mean_confidence":0.9188604566786024},"coverage":{"mean_confidence":0.9188604566786024,"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}}