{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900008033},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900008248","490:4900008912","490:4900007804","490:4900009103","490:4900009148","490:4900009312","490:4900008480","490:4900008357","490:4900007205","490:4900009254","490:4900005976","490:4900009311","490:4900009209","490:4900005977","490:4900007923","490:4900007438","490:4900009358","490:4900006466","490:4900007808","490:4900009021","490:4900007200","490:4900009313","490:4900006230","490:4900009022","490:4900008140"],"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":[0.08984188790537662,0.01415824457226656,0.004597194264017541,0.0030177615973761814,0.00044217485618856675,0.00016927073670070045,0.00012782477526500398,0.00005183293744202608,0.00004946598496127038,0.00003331693455268063,0.00002927353521906648,0.00002666062522108932,0.000017218602636475163,0.000015222825146014566,0.000012666102358248183,0.000009067259912573795,0.00000797206598710762,0.000005884926713711829,0.000004626463978992793,0.000002780375887902513,0.0000020176091136816687,0.0000019331174554474634,9.82850535173264e-7,7.99395116187049e-7,7.705180680118271e-7],"twin_dists":[0.2851154089121044,0.37897803422966514,0.42611140828320515,0.4424600933690277,0.5104515167587453,0.5412513962831172,0.5499337351501387,0.5769551787859625,0.5783200321628416,0.5897344273188492,0.5934234273164976,0.5960750231919766,0.6083207915158518,0.6117271607893805,0.6167761482104693,0.6258505993538419,0.6293103596090874,0.6373944587856866,0.6437300123426472,0.6569370578738614,0.6651196311959113,0.6662036261245408,0.6831153285396812,0.6881978004951992,0.6890989696167819],"n_dims_used":45,"mean_confidence":0.8957210116916232},"coverage":{"mean_confidence":0.8957210116916232,"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}}