{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800000854},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800000774","480:4800000742","480:4800000589","480:4800000669","480:4800000778","480:4800000740","480:4800000701","480:4800000667","480:4800000773","480:4800000738","480:4800000704","480:4800000815","480:4800000741","480:4800000630","480:4800000483","480:4800000594","480:4800000737","480:4800001662","480:4800001613","480:4800001836","480:4800000518","493:4930002388","480:4800000668","480:4800001951","480:4800000481"],"twin_admin_codes":[480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,493,480,480,480],"twin_sims":[0.6314315371218917,0.2919942471729349,0.27233916353372295,0.26136520151030107,0.22358117007263067,0.20804954726804623,0.20045586593400114,0.19642366339241266,0.19596794786498434,0.19548874299458135,0.19150321935191697,0.1849665664682711,0.17912559940437572,0.1754951117512115,0.17213956653664095,0.1643945352399285,0.15863763836090194,0.14605534408061327,0.14500797658447218,0.13952974508821783,0.13891892199276906,0.13762979071175327,0.1351713173590273,0.13265555502492968,0.13175530789357953],"twin_dists":[0.12453951057979007,0.20378471494179137,0.20947326090976615,0.21275935369262616,0.22479775034444444,0.2301366401315461,0.23284588132831763,0.23431325734998767,0.23448040499389153,0.2346564589720611,0.23613243828705194,0.23860033745655887,0.24085804379937023,0.24228774580211657,0.24362804008777264,0.24679474673028243,0.24921913685066072,0.2547506961934663,0.2552267655054758,0.25775930549462756,0.2580462465385432,0.25865493753525864,0.25982768529251093,0.26104444493679774,0.2614840693681456],"n_dims_used":43,"mean_confidence":0.9253123083779978},"coverage":{"mean_confidence":0.9253123083779978,"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}}