{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":487,"cluster_id":4870000893},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900000845","487:4870000982","487:4870002598","487:4870006587","487:4870003520","487:4870003106","487:4870003776","487:4870003354","487:4870008883","469:4690004170","487:4870003969","487:4870002361","487:4870005560","487:4870003505","487:4870000324","494:4940008379","487:4870003499","487:4870000535","466:4660010525","487:4870003784","487:4870002974","487:4870011304","487:4870003779","466:4660005777","496:4960009298"],"twin_admin_codes":[490,487,487,487,487,487,487,487,487,469,487,487,487,487,487,494,487,487,466,487,487,487,487,466,496],"twin_sims":[0.02871860344332069,0.01696241034337982,0.01141238275565516,0.0057204200246165635,0.005534322985734723,0.005004604699909078,0.0046451630965310175,0.0021570527917291324,0.0020754729355690117,0.002030848253385775,0.0020186188699540903,0.0012045262939946067,0.0010648435977025578,0.001011995150874035,0.0007584684941625314,0.0006184109890713073,0.0006116462637788929,0.0005366818753828817,0.0005227378840730982,0.0005113451242709833,0.0004924504394465957,0.0004673283016262974,0.0004338011293667916,0.00041499381104994455,0.0003933321381036357],"twin_dists":[0.3460715319044085,0.3708482030323277,0.38845527786242,0.41736871662534203,0.4187031826493718,0.4227368417222699,0.4257003112296736,0.4550803679709763,0.4565071132676035,0.4573095077765017,0.45753223316062763,0.47618685441399594,0.4805330528091001,0.48231655005850127,0.49229829540248154,0.4992439245762644,0.4996154021256738,0.5040102415198525,0.5048904861073646,0.5056261091844915,0.5068805652882032,0.5086200162371999,0.511082902103385,0.5125436031587276,0.5143048118269785],"n_dims_used":43,"mean_confidence":0.9001585494640262},"coverage":{"mean_confidence":0.9001585494640262,"n_dims_used":43,"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}}