{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900005112},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900005250","490:4900005790","490:4900007387","490:4900005532","490:4900005652","490:4900005914","490:4900005251","493:4930006915","496:4960000074","490:4900004849","490:4900007390","490:4900005793","490:4900007518","490:4900004848","493:4930006014","490:4900007626","490:4900004835","490:4900005255","490:4900005658","490:4900006050","493:4930006231","490:4900001989","490:4900005787","490:4900002304","466:4660004360"],"twin_admin_codes":[490,490,490,490,490,490,490,493,496,490,490,490,490,490,493,490,490,490,490,490,493,490,490,490,466],"twin_sims":[0.3735241009871307,0.3394147268246871,0.3301235606954143,0.31765156357056745,0.28608345429348936,0.26146185019156337,0.24043124118049605,0.24024909386659826,0.23997474033778896,0.23597499607665465,0.23397646009212794,0.23394003170846986,0.22194060616552347,0.21638834223245323,0.21439963364594417,0.20515321695043748,0.20198335861126138,0.20079188555279423,0.18352479288270174,0.1818067529412658,0.17860568967544133,0.1775130069879076,0.172405424766677,0.16917483355110044,0.16557351759681757],"twin_dists":[0.18226650041614417,0.19092278828110965,0.19335936536692586,0.19669020169138732,0.2054704455751725,0.21273004092460648,0.2192780728326754,0.2193363624493906,0.219424213502632,0.22071246743472836,0.22136151170698998,0.22137337582583116,0.22534967410783668,0.22723809176111479,0.2279224031750438,0.2311618614413007,0.23229532242508416,0.23272452164222876,0.23915289310565255,0.23981533876319144,0.24106151570521467,0.24149052250817482,0.24352117153358216,0.24482788247530954,0.24630585869578941],"n_dims_used":45,"mean_confidence":0.9182279798719618},"coverage":{"mean_confidence":0.9182279798719618,"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}}