{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800001558},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800001896","480:4800001893","480:4800002534","480:4800002112","480:4800001782","480:4800001333","480:4800001776","480:4800001717","480:4800002528","480:4800002216","480:4800001216","480:4800001951","480:4800001664","480:4800000555","480:4800002303","480:4800002261","480:4800001785","480:4800001831","480:4800002207","480:4800001613","480:4800002065","480:4800001519","480:4800001954","480:4800001713","480:4800002009"],"twin_admin_codes":[480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480],"twin_sims":[0.43893027355210035,0.4026619042985231,0.38336342798852585,0.38047870751444157,0.3778070603836467,0.31387213517361146,0.31220648751565133,0.30651723090917193,0.2983229806470051,0.26156777752742516,0.260754210233773,0.26026314631929204,0.2584227016399639,0.25205775841286704,0.24994639036493044,0.24993532249466932,0.2449865458448709,0.2448178437544699,0.24088736017297172,0.23564865756151626,0.23373102698371492,0.22527366008374436,0.2251413051584465,0.2250837070676925,0.216533221394015],"twin_dists":[0.1666664381820384,0.1751773367838336,0.17984421778865797,0.18055123595018321,0.18120834225380986,0.19771398447466712,0.1981674015689513,0.1997266354067375,0.2020020991844219,0.21269792182099473,0.21294482005038207,0.21309408037691788,0.21365507049313082,0.21561488563201509,0.21627193338318773,0.21627538697390342,0.21782952172362616,0.21788285590019588,0.21913223420532998,0.22081820264449747,0.22144146861913747,0.22423117766015638,0.2242753821306053,0.22429462438375683,0.22718840499183457],"n_dims_used":43,"mean_confidence":0.9211825880893442},"coverage":{"mean_confidence":0.9211825880893442,"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}}