{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900009025},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900009235","490:4900009124","490:4900008243","490:4900009026","490:4900008920","490:4900008370","490:4900008700","490:4900008587","490:4900008997","490:4900008034","490:4900009035","490:4900009317","490:4900009229","490:4900011715","490:4900007798","490:4900009413","490:4900008795","490:4900009017","490:4900008686","490:4900008573","490:4900008684","490:4900009356","490:4900008680","490:4900009029","490:4900009559"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490],"twin_sims":[0.3225633646049906,0.07892843121628977,0.026498701529716135,0.014895754758268851,0.014504487034216123,0.010522070897751418,0.0065814002257124585,0.006398691231095976,0.006015263506204757,0.005600499564928794,0.005564175935929909,0.005259681068766007,0.005006077182998499,0.004314143476460074,0.003602185389057426,0.003134575009946019,0.0026919924514140696,0.0023984708006055577,0.0023378191490974645,0.0021494219811292316,0.0017801039929948334,0.0012447530786875345,0.0010400617538312332,0.0007537539646849419,0.0007379235758849849],"twin_dists":[0.19536988369056818,0.2926769201837577,0.3499706362429838,0.37671119951349696,0.37790115997916723,0.39196629079932144,0.4116635193234697,0.4128154834232337,0.41533264547590076,0.4182240606576656,0.4184864082841082,0.42074863750828745,0.4227251035554481,0.42861951404975634,0.4356592999750984,0.44100991744613055,0.4467936695222018,0.45113110048413646,0.45208772783150536,0.45521170166072994,0.4621445804448214,0.4750217953500118,0.48135890533496667,0.49251188457498296,0.493238281104021],"n_dims_used":45,"mean_confidence":0.8903374565972222},"coverage":{"mean_confidence":0.8903374565972222,"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}}