{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900007195},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900006947","490:4900006344","490:4900007191","490:4900006342","490:4900007081","490:4900006714","490:4900007322","490:4900006706","490:4900007315","490:4900007325","490:4900006218","490:4900007693","490:4900006581","490:4900007193","490:4900006826","490:4900007317","490:4900006835","490:4900006583","490:4900007560","490:4900005328","490:4900007321","490:4900005715","490:4900006958","490:4900007679","490:4900006343"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490],"twin_sims":[0.1772034980005074,0.17443118626555218,0.10810030800263944,0.04352918092289902,0.03363491156520963,0.0217709279529902,0.021664359362155213,0.0168935216932021,0.013773524169727712,0.01020892767242542,0.007192745383588099,0.006620833579881435,0.006122364934129558,0.005966996557510161,0.004680146719262717,0.0028419130157729265,0.0017450822084096665,0.0012620503880125633,0.0011626161103101221,0.0009965699099709205,0.0006987548118351485,0.0005617940972995079,0.0005432206409380162,0.00040318972429061905,0.00037799117979650916],"twin_dists":[0.24161238218240777,0.24271070969663897,0.2739517961140331,0.32517022388353056,0.338282066238511,0.3593174224837486,0.3595476979485019,0.37103325200092974,0.3802021910114658,0.39326426578868695,0.4080077803608547,0.4114186794954734,0.41461529808205494,0.41565970297471083,0.42540291942698544,0.4447429595323534,0.46286923322863444,0.4745315048322599,0.4774396203847043,0.4828534068830088,0.49509989691343953,0.502477498143771,0.5036047987475988,0.5134923643029202,0.5156079202770928],"n_dims_used":45,"mean_confidence":0.9070560031467014},"coverage":{"mean_confidence":0.9070560031467014,"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}}