{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":487,"cluster_id":4870000238},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["487:4870001175","487:4870002107","487:4870001661","487:4870000737","487:4870000738","487:4870000291","466:4660009510","487:4870000239","487:4870010522","487:4870000288","487:4870000531","466:4660012121","466:4660012851","487:4870000534","487:4870004370","466:4660011972","487:4870000891","494:4940007148","487:4870002278","487:4870000404","487:4870000838","487:4870002161","487:4870007324","487:4870002246","466:4660008027"],"twin_admin_codes":[487,487,487,487,487,487,466,487,487,487,487,466,466,487,487,466,487,494,487,487,487,487,487,487,466],"twin_sims":[0.25854826778090617,0.24202074289634734,0.22966325780241154,0.2198302649430986,0.20104914860288356,0.1976232355834983,0.19468262355988442,0.17534120741454085,0.15403989816275082,0.1462856177275712,0.1390971719124082,0.13635394727728267,0.1362165725273563,0.13372343536509104,0.1274837048115614,0.11513406172082072,0.11456407935146015,0.10907622326721819,0.10858761294761722,0.09571964489808497,0.09493063541880127,0.090499474458495,0.09039504011001956,0.08966116795944826,0.0887878678278524],"twin_dists":[0.21361671656357273,0.21877062223503155,0.22277477522864275,0.22606366423322108,0.232631700833299,0.2338745575930735,0.2349532940288021,0.24234881719804685,0.2512018105805348,0.25464636698696075,0.25796241447483176,0.2592615672338657,0.25932713836851823,0.260525860146264,0.26360149150576206,0.27004263918679505,0.27035245324495033,0.27339787877354527,0.27367472576079876,0.2813413392204867,0.28183714191605036,0.2846836458734609,0.28475204979625135,0.28523450587616267,0.2858127196657499],"n_dims_used":43,"mean_confidence":0.9078374463458394},"coverage":{"mean_confidence":0.9078374463458394,"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}}