{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":487,"cluster_id":4870001422},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["487:4870001330","487:4870001429","487:4870003077","487:4870000625","487:4870000427","487:4870002581","487:4870001424","665:6650004043","487:4870003065","487:4870002580","487:4870003617","487:4870003475","487:4870002143","487:4870001133","480:4800000644","665:6650003701","665:6650002723","492:4920006639","487:4870000262","487:4870001792","480:4800000685","487:4870002577","665:6650001635","487:4870000431","487:4870004483"],"twin_admin_codes":[487,487,487,487,487,487,487,665,487,487,487,487,487,487,480,665,665,492,487,487,480,487,665,487,487],"twin_sims":[0.4568561073988238,0.3724852369248312,0.2794163708175638,0.24862289224579057,0.22319609420921935,0.22125197908041314,0.20471499756428002,0.19390809140300774,0.1818015129966987,0.17232536731247103,0.16769333630799677,0.16702704616917136,0.162688756814317,0.16147904071098196,0.15259187774949504,0.1489492954712761,0.1419475549853351,0.141120665926563,0.13742425061364702,0.1335477064328443,0.12632018909797008,0.12354523082726404,0.12276842499030158,0.12190945193310695,0.11931207297890262],"twin_dists":[0.16256497028810252,0.18252406066205573,0.20739717354398127,0.2166856102196716,0.22492705560132636,0.2255821557987183,0.23131783914420978,0.2352393029012561,0.2398173659409847,0.24355334026878728,0.2454331174371274,0.2457065715457096,0.2475065895248546,0.24801470330129022,0.25183519664174375,0.25344827871296904,0.25663261923648717,0.2570163252883175,0.25875238122627575,0.2606109831949237,0.2641875275764604,0.2656019284943505,0.26600219087666477,0.26644704344192377,0.2678069090287423],"n_dims_used":43,"mean_confidence":0.8888611904410428},"coverage":{"mean_confidence":0.8888611904410428,"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}}