{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800000428},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800000613","480:4800000310","480:4800000509","480:4800000918","480:4800000396","480:4800000430","480:4800000878","480:4800000436","480:4800000407","480:4800000331","480:4800000467","480:4800000607","480:4800000340","480:4800000472","480:4800000720","480:4800000608","480:4800001048","480:4800000843","480:4800000353","480:4800000440","480:4800000534","480:4800000431","480:4800000380","480:4800001195","480:4800000433"],"twin_admin_codes":[480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480],"twin_sims":[0.5732725873798133,0.5677048647345171,0.5284570499521727,0.4762487184654206,0.468893145062178,0.3506296181960465,0.34196439184018707,0.3222229075518299,0.32040685100561,0.31018665323966665,0.3034003201695023,0.3017543537048745,0.2969605948277563,0.29125108631817775,0.28926516282048786,0.28293483636933836,0.27464266186104885,0.25783162888690514,0.24532624941032177,0.2354706535198038,0.23191685375850152,0.2289727927068243,0.22746157502430658,0.21447974417405632,0.20693439260449986],"twin_dists":[0.13700299007483696,0.13819934364308245,0.1466827257656963,0.15819278141634158,0.15984382627528246,0.18802891081651005,0.19026046472196045,0.19546103551447366,0.19594816715765986,0.198719089941486,0.20058795292778747,0.2010448665973663,0.20238394540522298,0.20399553565733924,0.20456048030945975,0.2063769491682421,0.2087939455408769,0.21383577055079817,0.2177221982060594,0.22087591715861357,0.22203420447814007,0.22300263281730592,0.22350293348454608,0.2278947546829622,0.23053021338768723],"n_dims_used":43,"mean_confidence":0.9121430862781613},"coverage":{"mean_confidence":0.9121430862781613,"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}}