{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":487,"cluster_id":4870001309},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["487:4870001575","487:4870001122","487:4870001106","487:4870001217","487:4870001129","487:4870000611","487:4870001586","487:4870001388","466:4660013961","487:4870000935","487:4870000689","487:4870001579","466:4660013762","487:4870001034","487:4870001394","487:4870000765","487:4870001112","487:4870000938","487:4870001497","487:4870001392","487:4870001769","487:4870001494","487:4870001589","487:4870001485","466:4660013810"],"twin_admin_codes":[487,487,487,487,487,487,487,487,466,487,487,487,466,487,487,487,487,487,487,487,487,487,487,487,466],"twin_sims":[0.7328004800200236,0.6984087798635347,0.6964964218221418,0.6262780107712044,0.5699390736838323,0.563076738763706,0.5618556700082619,0.532356564334656,0.5263965275377571,0.5170270774720419,0.5080529955095354,0.48957172915107117,0.4808877612455975,0.4718184174416647,0.44229230229906075,0.43860774787399814,0.43379980919577255,0.43165927197054477,0.42792833722323403,0.42202952841936725,0.41762194911245776,0.41565486576822486,0.41257943729434265,0.40921908800525425,0.40535097818837074],"twin_dists":[0.10240861678858862,0.1100414357523582,0.11046092344910308,0.12564454201867703,0.13771911848177779,0.13919483890336193,0.13945765901989873,0.14583485608214147,0.14713128612988283,0.14917599030433368,0.15114282777463334,0.155223028529524,0.1571557910458881,0.15918618756462022,0.16589240943227063,0.16674081387338538,0.167852122825449,0.16834847089678026,0.16921599429027437,0.17059398234697973,0.1716288950388512,0.17209227331964266,0.17281863874255463,0.17361499815139228,0.17453526667290487],"n_dims_used":43,"mean_confidence":0.9153997731763263},"coverage":{"mean_confidence":0.9153997731763263,"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}}