{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":487,"cluster_id":4870000144},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["487:4870000212","487:4870000181","487:4870000391","487:4870000512","487:4870000791","487:4870000213","487:4870000727","487:4870001352","487:4870000452","487:4870000146","487:4870001065","487:4870000316","487:4870000323","487:4870000445","487:4870000714","487:4870000637","487:4870000318","487:4870001058","487:4870001643","487:4870001068","487:4870000086","487:4870001808","487:4870000376","487:4870001258","487:4870002823"],"twin_admin_codes":[487,487,487,487,487,487,487,487,487,487,487,487,487,487,487,487,487,487,487,487,487,487,487,487,487],"twin_sims":[0.5452892360234305,0.510148655150911,0.4028358241041181,0.3980095538661805,0.38614778902066615,0.3534461450739043,0.3395565102071334,0.319678171674865,0.2956908174284164,0.27278947391544495,0.26314970002619775,0.2586485589724736,0.2543548170515163,0.21627732828679616,0.2153897423383749,0.2072642198113151,0.20346255959850382,0.19956587317144875,0.19588177266923393,0.1933831558732207,0.18686623979868275,0.18460351025956373,0.18307601554157407,0.1795366766665969,0.1793331986250667],"twin_dists":[0.1430317247556642,0.15068274155954908,0.17513575184685884,0.1762927666141213,0.1791642074268327,0.1873098243430633,0.19088588747501642,0.1961440599350893,0.2027407643334852,0.20934018479024918,0.21221922072727853,0.21358609125098377,0.21490402243212597,0.22727617950689372,0.22758117580758846,0.23041365660022886,0.23176489065173922,0.23316799742704292,0.23451204267021805,0.2354335958518146,0.23787690077657203,0.23873919116762962,0.23932550990650972,0.24069746090651614,0.24077691478403568],"n_dims_used":43,"mean_confidence":0.9063916760821675},"coverage":{"mean_confidence":0.9063916760821675,"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}}