{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":500,"cluster_id":5000000509},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["485:4850008530","500:5000000400","485:4850008587","500:5000000508","485:4850008685","485:4850008682","500:5000000557","485:4850008583","500:5000000401","485:4850008483","500:5000000613","485:4850008825","500:5000000620","485:4850004831","485:4850008241","485:4850008477","485:4850005365","485:4850005291","485:4850005426","485:4850006304","485:4850008487","500:5000000452","485:4850008287","485:4850005635","485:4850004833"],"twin_admin_codes":[485,500,485,500,485,485,500,485,500,485,500,485,500,485,485,485,485,485,485,485,485,500,485,485,485],"twin_sims":[0.6139911210425184,0.6128254866553027,0.5568638983998577,0.5267202040235878,0.5204552531229079,0.5178776593817737,0.5153382117954117,0.5041458594890654,0.5008808352542518,0.47500602570921996,0.47076423769365044,0.45299689930057163,0.44566502301046684,0.4302084488882047,0.4138986778918222,0.40773441789473036,0.40306569754871147,0.4002402444484357,0.3962769133689315,0.3952198275471536,0.3913757007792837,0.38901092018323824,0.386121010870613,0.3858506897135114,0.3853509965112026],"twin_dists":[0.12827692154657136,0.12852654744029016,0.14053288727854804,0.14706079875271677,0.14842686489555068,0.14899001065353643,0.14954548086413924,0.1520019450373024,0.1527212490968562,0.15847112185095438,0.1594230219541674,0.16344279803082376,0.1651182041358018,0.16868545414841918,0.17250676977135193,0.17396776077190718,0.1750808005615769,0.17575721046523365,0.1767096954525346,0.17696447567608556,0.17789366155352201,0.17846738134202347,0.17917073618532844,0.17923665500188685,0.17935856483011303],"n_dims_used":45,"mean_confidence":0.9208119710286459},"coverage":{"mean_confidence":0.9208119710286459,"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}}